51145120

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{367}}^1$

素因数の和:462

約数の個数: 96

約数和(自身を含む): 132427008

約数和(自身を除く): 81281888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 67, 80, 104, 130, 134, 160, 208, 260, 268, 335, 367, 416, 520, 536, 670, 734, 871, 1040, 1072, 1340, 1468, 1742, 1835, 2080, 2144, 2680, 2936, 3484, 3670, 4355, 4771, 5360, 5872, 6968, 7340, 8710, 9542, 10720, 11744, 13936, 14680, 17420, 19084, 23855, 24589, 27872, 29360, 34840, 38168, 47710, 49178, 58720, 69680, 76336, 95420, 98356, 122945, 139360, 152672, 190840, 196712, 245890, 319657, 381680, 393424, 491780, 639314, 763360, 786848, 983560, 1278628, 1598285, 1967120, 2557256, 3196570, 3934240, 5114512, 6393140, 10229024, 12786280, 25572560, 51145120]

約数ペア:

[(1, 51145120), (2, 25572560), (4, 12786280), (5, 10229024), (8, 6393140), (10, 5114512), (13, 3934240), (16, 3196570), (20, 2557256), (26, 1967120), (32, 1598285), (40, 1278628), (52, 983560), (65, 786848), (67, 763360), (80, 639314), (104, 491780), (130, 393424), (134, 381680), (160, 319657), (208, 245890), (260, 196712), (268, 190840), (335, 152672), (367, 139360), (416, 122945), (520, 98356), (536, 95420), (670, 76336), (734, 69680), (871, 58720), (1040, 49178), (1072, 47710), (1340, 38168), (1468, 34840), (1742, 29360), (1835, 27872), (2080, 24589), (2144, 23855), (2680, 19084), (2936, 17420), (3484, 14680), (3670, 13936), (4355, 11744), (4771, 10720), (5360, 9542), (5872, 8710), (6968, 7340)]