64437375

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 115974144

約数和(自身を除く): 51536769

約数列:

[1, 3, 5, 15, 23, 25, 31, 69, 75, 93, 115, 125, 155, 241, 345, 375, 465, 575, 713, 723, 775, 1205, 1725, 2139, 2325, 2875, 3565, 3615, 3875, 5543, 6025, 7471, 8625, 10695, 11625, 16629, 17825, 18075, 22413, 27715, 30125, 37355, 53475, 83145, 89125, 90375, 112065, 138575, 171833, 186775, 267375, 415725, 515499, 560325, 692875, 859165, 933875, 2078625, 2577495, 2801625, 4295825, 12887475, 21479125, 64437375]

約数ペア:

[(1, 64437375), (3, 21479125), (5, 12887475), (15, 4295825), (23, 2801625), (25, 2577495), (31, 2078625), (69, 933875), (75, 859165), (93, 692875), (115, 560325), (125, 515499), (155, 415725), (241, 267375), (345, 186775), (375, 171833), (465, 138575), (575, 112065), (713, 90375), (723, 89125), (775, 83145), (1205, 53475), (1725, 37355), (2139, 30125), (2325, 27715), (2875, 22413), (3565, 18075), (3615, 17825), (3875, 16629), (5543, 11625), (6025, 10695), (7471, 8625)]