257003625

素因数分解:

$3^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 444517632

約数和(自身を除く): 187514007

約数列:

[1, 3, 5, 15, 25, 53, 67, 75, 125, 159, 193, 201, 265, 335, 375, 579, 795, 965, 1005, 1325, 1675, 2895, 3551, 3975, 4825, 5025, 6625, 8375, 10229, 10653, 12931, 14475, 17755, 19875, 24125, 25125, 30687, 38793, 51145, 53265, 64655, 72375, 88775, 153435, 193965, 255725, 266325, 323275, 443875, 685343, 767175, 969825, 1278625, 1331625, 1616375, 2056029, 3426715, 3835875, 4849125, 10280145, 17133575, 51400725, 85667875, 257003625]

約数ペア:

[(1, 257003625), (3, 85667875), (5, 51400725), (15, 17133575), (25, 10280145), (53, 4849125), (67, 3835875), (75, 3426715), (125, 2056029), (159, 1616375), (193, 1331625), (201, 1278625), (265, 969825), (335, 767175), (375, 685343), (579, 443875), (795, 323275), (965, 266325), (1005, 255725), (1325, 193965), (1675, 153435), (2895, 88775), (3551, 72375), (3975, 64655), (4825, 53265), (5025, 51145), (6625, 38793), (8375, 30687), (10229, 25125), (10653, 24125), (12931, 19875), (14475, 17755)]