71490852

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:573

約数の個数: 72

約数和(自身を含む): 186633720

約数和(自身を除く): 115142868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 89, 106, 159, 178, 212, 267, 318, 356, 421, 477, 534, 636, 801, 842, 954, 1068, 1263, 1602, 1684, 1908, 2526, 3204, 3789, 4717, 5052, 7578, 9434, 14151, 15156, 18868, 22313, 28302, 37469, 42453, 44626, 56604, 66939, 74938, 84906, 89252, 112407, 133878, 149876, 169812, 200817, 224814, 267756, 337221, 401634, 449628, 674442, 803268, 1348884, 1985857, 3971714, 5957571, 7943428, 11915142, 17872713, 23830284, 35745426, 71490852]

約数ペア:

[(1, 71490852), (2, 35745426), (3, 23830284), (4, 17872713), (6, 11915142), (9, 7943428), (12, 5957571), (18, 3971714), (36, 1985857), (53, 1348884), (89, 803268), (106, 674442), (159, 449628), (178, 401634), (212, 337221), (267, 267756), (318, 224814), (356, 200817), (421, 169812), (477, 149876), (534, 133878), (636, 112407), (801, 89252), (842, 84906), (954, 74938), (1068, 66939), (1263, 56604), (1602, 44626), (1684, 42453), (1908, 37469), (2526, 28302), (3204, 22313), (3789, 18868), (4717, 15156), (5052, 14151), (7578, 9434)]