69978075

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{359}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 122135040

約数和(自身を除く): 52156965

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 113, 115, 339, 345, 359, 565, 575, 1077, 1695, 1725, 1795, 2599, 2825, 5385, 7797, 8257, 8475, 8975, 12995, 24771, 26925, 38985, 40567, 41285, 64975, 121701, 123855, 194925, 202835, 206425, 608505, 619275, 933041, 1014175, 2799123, 3042525, 4665205, 13995615, 23326025, 69978075]

約数ペア:

[(1, 69978075), (3, 23326025), (5, 13995615), (15, 4665205), (23, 3042525), (25, 2799123), (69, 1014175), (75, 933041), (113, 619275), (115, 608505), (339, 206425), (345, 202835), (359, 194925), (565, 123855), (575, 121701), (1077, 64975), (1695, 41285), (1725, 40567), (1795, 38985), (2599, 26925), (2825, 24771), (5385, 12995), (7797, 8975), (8257, 8475)]