201318910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:613

約数の個数: 64

約数和(自身を含む): 404974080

約数和(自身を除く): 203655170

約数列:

[1, 2, 5, 10, 13, 26, 53, 61, 65, 106, 122, 130, 265, 305, 479, 530, 610, 689, 793, 958, 1378, 1586, 2395, 3233, 3445, 3965, 4790, 6227, 6466, 6890, 7930, 12454, 16165, 25387, 29219, 31135, 32330, 42029, 50774, 58438, 62270, 84058, 126935, 146095, 210145, 253870, 292190, 330031, 379847, 420290, 660062, 759694, 1548607, 1650155, 1899235, 3097214, 3300310, 3798470, 7743035, 15486070, 20131891, 40263782, 100659455, 201318910]

約数ペア:

[(1, 201318910), (2, 100659455), (5, 40263782), (10, 20131891), (13, 15486070), (26, 7743035), (53, 3798470), (61, 3300310), (65, 3097214), (106, 1899235), (122, 1650155), (130, 1548607), (265, 759694), (305, 660062), (479, 420290), (530, 379847), (610, 330031), (689, 292190), (793, 253870), (958, 210145), (1378, 146095), (1586, 126935), (2395, 84058), (3233, 62270), (3445, 58438), (3965, 50774), (4790, 42029), (6227, 32330), (6466, 31135), (6890, 29219), (7930, 25387), (12454, 16165)]