1816405630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{26513}}^1$

素因数の和:26581

約数の個数: 64

約数和(自身を含む): 3848560128

約数和(自身を除く): 2032154498

約数列:

[1, 2, 5, 10, 13, 17, 26, 31, 34, 62, 65, 85, 130, 155, 170, 221, 310, 403, 442, 527, 806, 1054, 1105, 2015, 2210, 2635, 4030, 5270, 6851, 13702, 26513, 34255, 53026, 68510, 132565, 265130, 344669, 450721, 689338, 821903, 901442, 1643806, 1723345, 2253605, 3446690, 4109515, 4507210, 5859373, 8219030, 10684739, 11718746, 13972351, 21369478, 27944702, 29296865, 53423695, 58593730, 69861755, 106847390, 139723510, 181640563, 363281126, 908202815, 1816405630]

約数ペア:

[(1, 1816405630), (2, 908202815), (5, 363281126), (10, 181640563), (13, 139723510), (17, 106847390), (26, 69861755), (31, 58593730), (34, 53423695), (62, 29296865), (65, 27944702), (85, 21369478), (130, 13972351), (155, 11718746), (170, 10684739), (221, 8219030), (310, 5859373), (403, 4507210), (442, 4109515), (527, 3446690), (806, 2253605), (1054, 1723345), (1105, 1643806), (2015, 901442), (2210, 821903), (2635, 689338), (4030, 450721), (5270, 344669), (6851, 265130), (13702, 132565), (26513, 68510), (34255, 53026)]