31843160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 75146400

約数和(自身を除く): 43303240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 97, 116, 145, 194, 232, 283, 290, 388, 485, 566, 580, 776, 970, 1132, 1160, 1415, 1940, 2264, 2813, 2830, 3880, 5626, 5660, 8207, 11252, 11320, 14065, 16414, 22504, 27451, 28130, 32828, 41035, 54902, 56260, 65656, 82070, 109804, 112520, 137255, 164140, 219608, 274510, 328280, 549020, 796079, 1098040, 1592158, 3184316, 3980395, 6368632, 7960790, 15921580, 31843160]

約数ペア:

[(1, 31843160), (2, 15921580), (4, 7960790), (5, 6368632), (8, 3980395), (10, 3184316), (20, 1592158), (29, 1098040), (40, 796079), (58, 549020), (97, 328280), (116, 274510), (145, 219608), (194, 164140), (232, 137255), (283, 112520), (290, 109804), (388, 82070), (485, 65656), (566, 56260), (580, 54902), (776, 41035), (970, 32828), (1132, 28130), (1160, 27451), (1415, 22504), (1940, 16414), (2264, 14065), (2813, 11320), (2830, 11252), (3880, 8207), (5626, 5660)]