275280410

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 529638912

約数和(自身を除く): 254358502

約数列:

[1, 2, 5, 10, 43, 47, 53, 86, 94, 106, 215, 235, 257, 265, 430, 470, 514, 530, 1285, 2021, 2279, 2491, 2570, 4042, 4558, 4982, 10105, 11051, 11395, 12079, 12455, 13621, 20210, 22102, 22790, 24158, 24910, 27242, 55255, 60395, 68105, 107113, 110510, 120790, 136210, 214226, 519397, 535565, 585703, 640187, 1038794, 1071130, 1171406, 1280374, 2596985, 2928515, 3200935, 5193970, 5857030, 6401870, 27528041, 55056082, 137640205, 275280410]

約数ペア:

[(1, 275280410), (2, 137640205), (5, 55056082), (10, 27528041), (43, 6401870), (47, 5857030), (53, 5193970), (86, 3200935), (94, 2928515), (106, 2596985), (215, 1280374), (235, 1171406), (257, 1071130), (265, 1038794), (430, 640187), (470, 585703), (514, 535565), (530, 519397), (1285, 214226), (2021, 136210), (2279, 120790), (2491, 110510), (2570, 107113), (4042, 68105), (4558, 60395), (4982, 55255), (10105, 27242), (11051, 24910), (11395, 24158), (12079, 22790), (12455, 22102), (13621, 20210)]