868698875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{1993}}^1$

素因数の和:2336

約数の個数: 32

約数和(自身を含む): 1187020224

約数和(自身を除く): 318321349

約数列:

[1, 5, 11, 25, 55, 125, 275, 317, 1375, 1585, 1993, 3487, 7925, 9965, 17435, 21923, 39625, 49825, 87175, 109615, 249125, 435875, 548075, 631781, 2740375, 3158905, 6949591, 15794525, 34747955, 78972625, 173739775, 868698875]

約数ペア:

[(1, 868698875), (5, 173739775), (11, 78972625), (25, 34747955), (55, 15794525), (125, 6949591), (275, 3158905), (317, 2740375), (1375, 631781), (1585, 548075), (1993, 435875), (3487, 249125), (7925, 109615), (9965, 87175), (17435, 49825), (21923, 39625)]