87905220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{449}}^1$

素因数の和:725

約数の個数: 96

約数和(自身を含む): 266716800

約数和(自身を除く): 178811580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 251, 260, 390, 449, 502, 753, 780, 898, 1004, 1255, 1347, 1506, 1796, 2245, 2510, 2694, 3012, 3263, 3765, 4490, 5020, 5388, 5837, 6526, 6735, 7530, 8980, 9789, 11674, 13052, 13470, 15060, 16315, 17511, 19578, 23348, 26940, 29185, 32630, 35022, 39156, 48945, 58370, 65260, 70044, 87555, 97890, 112699, 116740, 175110, 195780, 225398, 338097, 350220, 450796, 563495, 676194, 1126990, 1352388, 1465087, 1690485, 2253980, 2930174, 3380970, 4395261, 5860348, 6761940, 7325435, 8790522, 14650870, 17581044, 21976305, 29301740, 43952610, 87905220]

約数ペア:

[(1, 87905220), (2, 43952610), (3, 29301740), (4, 21976305), (5, 17581044), (6, 14650870), (10, 8790522), (12, 7325435), (13, 6761940), (15, 5860348), (20, 4395261), (26, 3380970), (30, 2930174), (39, 2253980), (52, 1690485), (60, 1465087), (65, 1352388), (78, 1126990), (130, 676194), (156, 563495), (195, 450796), (251, 350220), (260, 338097), (390, 225398), (449, 195780), (502, 175110), (753, 116740), (780, 112699), (898, 97890), (1004, 87555), (1255, 70044), (1347, 65260), (1506, 58370), (1796, 48945), (2245, 39156), (2510, 35022), (2694, 32630), (3012, 29185), (3263, 26940), (3765, 23348), (4490, 19578), (5020, 17511), (5388, 16315), (5837, 15060), (6526, 13470), (6735, 13052), (7530, 11674), (8980, 9789)]