223328625

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1$

素因数の和:843

約数の個数: 64

約数和(自身を含む): 407307264

約数和(自身を除く): 183978639

約数列:

[1, 3, 5, 13, 15, 25, 39, 61, 65, 75, 125, 183, 195, 305, 325, 375, 751, 793, 915, 975, 1525, 1625, 2253, 2379, 3755, 3965, 4575, 4875, 7625, 9763, 11265, 11895, 18775, 19825, 22875, 29289, 45811, 48815, 56325, 59475, 93875, 99125, 137433, 146445, 229055, 244075, 281625, 297375, 595543, 687165, 732225, 1145275, 1220375, 1786629, 2977715, 3435825, 3661125, 5726375, 8933145, 14888575, 17179125, 44665725, 74442875, 223328625]

約数ペア:

[(1, 223328625), (3, 74442875), (5, 44665725), (13, 17179125), (15, 14888575), (25, 8933145), (39, 5726375), (61, 3661125), (65, 3435825), (75, 2977715), (125, 1786629), (183, 1220375), (195, 1145275), (305, 732225), (325, 687165), (375, 595543), (751, 297375), (793, 281625), (915, 244075), (975, 229055), (1525, 146445), (1625, 137433), (2253, 99125), (2379, 93875), (3755, 59475), (3965, 56325), (4575, 48815), (4875, 45811), (7625, 29289), (9763, 22875), (11265, 19825), (11895, 18775)]