48397820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{311}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 105670656

約数和(自身を除く): 57272836

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 251, 310, 311, 502, 620, 622, 1004, 1244, 1255, 1555, 2510, 3110, 5020, 6220, 7781, 9641, 15562, 19282, 31124, 38564, 38905, 48205, 77810, 78061, 96410, 155620, 156122, 192820, 312244, 390305, 780610, 1561220, 2419891, 4839782, 9679564, 12099455, 24198910, 48397820]

約数ペア:

[(1, 48397820), (2, 24198910), (4, 12099455), (5, 9679564), (10, 4839782), (20, 2419891), (31, 1561220), (62, 780610), (124, 390305), (155, 312244), (251, 192820), (310, 156122), (311, 155620), (502, 96410), (620, 78061), (622, 77810), (1004, 48205), (1244, 38905), (1255, 38564), (1555, 31124), (2510, 19282), (3110, 15562), (5020, 9641), (6220, 7781)]