201564375

素因数分解:

$3^1\times 5^4\times {\mathrm{193}}^1\times {\mathrm{557}}^1$

素因数の和:773

約数の個数: 40

約数和(自身を含む): 338179248

約数和(自身を除く): 136614873

約数列:

[1, 3, 5, 15, 25, 75, 125, 193, 375, 557, 579, 625, 965, 1671, 1875, 2785, 2895, 4825, 8355, 13925, 14475, 24125, 41775, 69625, 72375, 107501, 120625, 208875, 322503, 348125, 361875, 537505, 1044375, 1612515, 2687525, 8062575, 13437625, 40312875, 67188125, 201564375]

約数ペア:

[(1, 201564375), (3, 67188125), (5, 40312875), (15, 13437625), (25, 8062575), (75, 2687525), (125, 1612515), (193, 1044375), (375, 537505), (557, 361875), (579, 348125), (625, 322503), (965, 208875), (1671, 120625), (1875, 107501), (2785, 72375), (2895, 69625), (4825, 41775), (8355, 24125), (13925, 14475)]