25688083040

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{2801}}^1$

素因数の和:2933

約数の個数: 144

約数和(自身を含む): 64159433856

約数和(自身を除く): 38471350816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 80, 86, 124, 155, 160, 172, 215, 248, 310, 344, 430, 496, 620, 688, 860, 992, 1240, 1333, 1376, 1720, 1849, 2480, 2666, 2801, 3440, 3698, 4960, 5332, 5602, 6665, 6880, 7396, 9245, 10664, 11204, 13330, 14005, 14792, 18490, 21328, 22408, 26660, 28010, 29584, 36980, 42656, 44816, 53320, 56020, 57319, 59168, 73960, 86831, 89632, 106640, 112040, 114638, 120443, 147920, 173662, 213280, 224080, 229276, 240886, 286595, 295840, 347324, 434155, 448160, 458552, 481772, 573190, 602215, 694648, 868310, 917104, 963544, 1146380, 1204430, 1389296, 1736620, 1834208, 1927088, 2292760, 2408860, 2778592, 3473240, 3733733, 3854176, 4585520, 4817720, 5179049, 6946480, 7467466, 9171040, 9635440, 10358098, 13892960, 14934932, 18668665, 19270880, 20716196, 25895245, 29869864, 37337330, 41432392, 51790490, 59739728, 74674660, 82864784, 103580980, 119479456, 149349320, 160550519, 165729568, 207161960, 298698640, 321101038, 414323920, 597397280, 642202076, 802752595, 828647840, 1284404152, 1605505190, 2568808304, 3211010380, 5137616608, 6422020760, 12844041520, 25688083040]

約数ペア:

[(1, 25688083040), (2, 12844041520), (4, 6422020760), (5, 5137616608), (8, 3211010380), (10, 2568808304), (16, 1605505190), (20, 1284404152), (31, 828647840), (32, 802752595), (40, 642202076), (43, 597397280), (62, 414323920), (80, 321101038), (86, 298698640), (124, 207161960), (155, 165729568), (160, 160550519), (172, 149349320), (215, 119479456), (248, 103580980), (310, 82864784), (344, 74674660), (430, 59739728), (496, 51790490), (620, 41432392), (688, 37337330), (860, 29869864), (992, 25895245), (1240, 20716196), (1333, 19270880), (1376, 18668665), (1720, 14934932), (1849, 13892960), (2480, 10358098), (2666, 9635440), (2801, 9171040), (3440, 7467466), (3698, 6946480), (4960, 5179049), (5332, 4817720), (5602, 4585520), (6665, 3854176), (6880, 3733733), (7396, 3473240), (9245, 2778592), (10664, 2408860), (11204, 2292760), (13330, 1927088), (14005, 1834208), (14792, 1736620), (18490, 1389296), (21328, 1204430), (22408, 1146380), (26660, 963544), (28010, 917104), (29584, 868310), (36980, 694648), (42656, 602215), (44816, 573190), (53320, 481772), (56020, 458552), (57319, 448160), (59168, 434155), (73960, 347324), (86831, 295840), (89632, 286595), (106640, 240886), (112040, 229276), (114638, 224080), (120443, 213280), (147920, 173662)]