25473140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 72394560

約数和(自身を除く): 46921420

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 49, 55, 68, 70, 77, 85, 98, 110, 119, 139, 140, 154, 170, 187, 196, 220, 238, 245, 278, 308, 340, 374, 385, 476, 490, 539, 556, 595, 695, 748, 770, 833, 935, 973, 980, 1078, 1190, 1309, 1390, 1529, 1540, 1666, 1870, 1946, 2156, 2363, 2380, 2618, 2695, 2780, 3058, 3332, 3740, 3892, 4165, 4726, 4865, 5236, 5390, 6116, 6545, 6811, 7645, 8330, 9163, 9452, 9730, 10703, 10780, 11815, 13090, 13622, 15290, 16541, 16660, 18326, 19460, 21406, 23630, 25993, 26180, 27244, 30580, 33082, 34055, 36652, 42812, 45815, 47260, 51986, 53515, 66164, 68110, 74921, 82705, 91630, 103972, 107030, 115787, 129965, 136220, 149842, 165410, 181951, 183260, 214060, 231574, 259930, 299684, 330820, 363902, 374605, 463148, 519860, 578935, 727804, 749210, 909755, 1157870, 1273657, 1498420, 1819510, 2315740, 2547314, 3639020, 5094628, 6368285, 12736570, 25473140]

約数ペア:

[(1, 25473140), (2, 12736570), (4, 6368285), (5, 5094628), (7, 3639020), (10, 2547314), (11, 2315740), (14, 1819510), (17, 1498420), (20, 1273657), (22, 1157870), (28, 909755), (34, 749210), (35, 727804), (44, 578935), (49, 519860), (55, 463148), (68, 374605), (70, 363902), (77, 330820), (85, 299684), (98, 259930), (110, 231574), (119, 214060), (139, 183260), (140, 181951), (154, 165410), (170, 149842), (187, 136220), (196, 129965), (220, 115787), (238, 107030), (245, 103972), (278, 91630), (308, 82705), (340, 74921), (374, 68110), (385, 66164), (476, 53515), (490, 51986), (539, 47260), (556, 45815), (595, 42812), (695, 36652), (748, 34055), (770, 33082), (833, 30580), (935, 27244), (973, 26180), (980, 25993), (1078, 23630), (1190, 21406), (1309, 19460), (1390, 18326), (1529, 16660), (1540, 16541), (1666, 15290), (1870, 13622), (1946, 13090), (2156, 11815), (2363, 10780), (2380, 10703), (2618, 9730), (2695, 9452), (2780, 9163), (3058, 8330), (3332, 7645), (3740, 6811), (3892, 6545), (4165, 6116), (4726, 5390), (4865, 5236)]