66238875

素因数分解:

$3^2\times 5^3\times {\mathrm{97}}^1\times {\mathrm{607}}^1$

素因数の和:725

約数の個数: 48

約数和(自身を含む): 120836352

約数和(自身を除く): 54597477

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 97, 125, 225, 291, 375, 485, 607, 873, 1125, 1455, 1821, 2425, 3035, 4365, 5463, 7275, 9105, 12125, 15175, 21825, 27315, 36375, 45525, 58879, 75875, 109125, 136575, 176637, 227625, 294395, 529911, 682875, 883185, 1471975, 2649555, 4415925, 7359875, 13247775, 22079625, 66238875]

約数ペア:

[(1, 66238875), (3, 22079625), (5, 13247775), (9, 7359875), (15, 4415925), (25, 2649555), (45, 1471975), (75, 883185), (97, 682875), (125, 529911), (225, 294395), (291, 227625), (375, 176637), (485, 136575), (607, 109125), (873, 75875), (1125, 58879), (1455, 45525), (1821, 36375), (2425, 27315), (3035, 21825), (4365, 15175), (5463, 12125), (7275, 9105)]