66273625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 91099008

約数和(自身を除く): 24825383

約数列:

[1, 5, 11, 25, 55, 125, 157, 275, 307, 785, 1375, 1535, 1727, 3377, 3925, 7675, 8635, 16885, 19625, 38375, 43175, 48199, 84425, 215875, 240995, 422125, 530189, 1204975, 2650945, 6024875, 13254725, 66273625]

約数ペア:

[(1, 66273625), (5, 13254725), (11, 6024875), (25, 2650945), (55, 1204975), (125, 530189), (157, 422125), (275, 240995), (307, 215875), (785, 84425), (1375, 48199), (1535, 43175), (1727, 38375), (3377, 19625), (3925, 16885), (7675, 8635)]