388610875

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 539136000

約数和(自身を除く): 150525125

約数列:

[1, 5, 23, 25, 29, 59, 79, 115, 125, 145, 295, 395, 575, 667, 725, 1357, 1475, 1711, 1817, 1975, 2291, 2875, 3335, 3625, 4661, 6785, 7375, 8555, 9085, 9875, 11455, 16675, 23305, 33925, 39353, 42775, 45425, 52693, 57275, 83375, 107203, 116525, 135169, 169625, 196765, 213875, 227125, 263465, 286375, 536015, 582625, 675845, 983825, 1317325, 2680075, 3108887, 3379225, 4919125, 6586625, 13400375, 15544435, 16896125, 77722175, 388610875]

約数ペア:

[(1, 388610875), (5, 77722175), (23, 16896125), (25, 15544435), (29, 13400375), (59, 6586625), (79, 4919125), (115, 3379225), (125, 3108887), (145, 2680075), (295, 1317325), (395, 983825), (575, 675845), (667, 582625), (725, 536015), (1357, 286375), (1475, 263465), (1711, 227125), (1817, 213875), (1975, 196765), (2291, 169625), (2875, 135169), (3335, 116525), (3625, 107203), (4661, 83375), (6785, 57275), (7375, 52693), (8555, 45425), (9085, 42775), (9875, 39353), (11455, 33925), (16675, 23305)]