31368181520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{311}}^1\times {\mathrm{331}}^1$

素因数の和:961

約数の個数: 160

約数和(自身を含む): 79301424384

約数和(自身を除く): 47933242864

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 293, 311, 331, 520, 586, 622, 662, 1040, 1172, 1244, 1324, 1465, 1555, 1655, 2344, 2488, 2648, 2930, 3110, 3310, 3809, 4043, 4303, 4688, 4976, 5296, 5860, 6220, 6620, 7618, 8086, 8606, 11720, 12440, 13240, 15236, 16172, 17212, 19045, 20215, 21515, 23440, 24880, 26480, 30472, 32344, 34424, 38090, 40430, 43030, 60944, 64688, 68848, 76180, 80860, 86060, 91123, 96983, 102941, 152360, 161720, 172120, 182246, 193966, 205882, 304720, 323440, 344240, 364492, 387932, 411764, 455615, 484915, 514705, 728984, 775864, 823528, 911230, 969830, 1029410, 1184599, 1260779, 1338233, 1457968, 1551728, 1647056, 1822460, 1939660, 2058820, 2369198, 2521558, 2676466, 3644920, 3879320, 4117640, 4738396, 5043116, 5352932, 5922995, 6303895, 6691165, 7289840, 7758640, 8235280, 9476792, 10086232, 10705864, 11845990, 12607790, 13382330, 18953584, 20172464, 21411728, 23691980, 25215580, 26764660, 30161713, 47383960, 50431160, 53529320, 60323426, 94767920, 100862320, 107058640, 120646852, 150808565, 241293704, 301617130, 392102269, 482587408, 603234260, 784204538, 1206468520, 1568409076, 1960511345, 2412937040, 3136818152, 3921022690, 6273636304, 7842045380, 15684090760, 31368181520]

約数ペア:

[(1, 31368181520), (2, 15684090760), (4, 7842045380), (5, 6273636304), (8, 3921022690), (10, 3136818152), (13, 2412937040), (16, 1960511345), (20, 1568409076), (26, 1206468520), (40, 784204538), (52, 603234260), (65, 482587408), (80, 392102269), (104, 301617130), (130, 241293704), (208, 150808565), (260, 120646852), (293, 107058640), (311, 100862320), (331, 94767920), (520, 60323426), (586, 53529320), (622, 50431160), (662, 47383960), (1040, 30161713), (1172, 26764660), (1244, 25215580), (1324, 23691980), (1465, 21411728), (1555, 20172464), (1655, 18953584), (2344, 13382330), (2488, 12607790), (2648, 11845990), (2930, 10705864), (3110, 10086232), (3310, 9476792), (3809, 8235280), (4043, 7758640), (4303, 7289840), (4688, 6691165), (4976, 6303895), (5296, 5922995), (5860, 5352932), (6220, 5043116), (6620, 4738396), (7618, 4117640), (8086, 3879320), (8606, 3644920), (11720, 2676466), (12440, 2521558), (13240, 2369198), (15236, 2058820), (16172, 1939660), (17212, 1822460), (19045, 1647056), (20215, 1551728), (21515, 1457968), (23440, 1338233), (24880, 1260779), (26480, 1184599), (30472, 1029410), (32344, 969830), (34424, 911230), (38090, 823528), (40430, 775864), (43030, 728984), (60944, 514705), (64688, 484915), (68848, 455615), (76180, 411764), (80860, 387932), (86060, 364492), (91123, 344240), (96983, 323440), (102941, 304720), (152360, 205882), (161720, 193966), (172120, 182246)]