71817390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{25741}}^1$

素因数の和:25785

約数の個数: 48

約数和(自身を含む): 192756096

約数和(自身を除く): 120938706

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 25741, 51482, 77223, 128705, 154446, 231669, 257410, 386115, 463338, 772230, 797971, 1158345, 1595942, 2316690, 2393913, 3989855, 4787826, 7181739, 7979710, 11969565, 14363478, 23939130, 35908695, 71817390]

約数ペア:

[(1, 71817390), (2, 35908695), (3, 23939130), (5, 14363478), (6, 11969565), (9, 7979710), (10, 7181739), (15, 4787826), (18, 3989855), (30, 2393913), (31, 2316690), (45, 1595942), (62, 1158345), (90, 797971), (93, 772230), (155, 463338), (186, 386115), (279, 257410), (310, 231669), (465, 154446), (558, 128705), (930, 77223), (1395, 51482), (2790, 25741)]