8641675

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 13570560

約数和(自身を除く): 4928885

約数列:

[1, 5, 7, 19, 23, 25, 35, 95, 113, 115, 133, 161, 175, 437, 475, 565, 575, 665, 791, 805, 2147, 2185, 2599, 2825, 3059, 3325, 3955, 4025, 10735, 10925, 12995, 15029, 15295, 18193, 19775, 49381, 53675, 64975, 75145, 76475, 90965, 246905, 345667, 375725, 454825, 1234525, 1728335, 8641675]

約数ペア:

[(1, 8641675), (5, 1728335), (7, 1234525), (19, 454825), (23, 375725), (25, 345667), (35, 246905), (95, 90965), (113, 76475), (115, 75145), (133, 64975), (161, 53675), (175, 49381), (437, 19775), (475, 18193), (565, 15295), (575, 15029), (665, 12995), (791, 10925), (805, 10735), (2147, 4025), (2185, 3955), (2599, 3325), (2825, 3059)]