71494540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{3313}}^1$

素因数の和:3418

約数の個数: 48

約数和(自身を含む): 163685088

約数和(自身を除く): 92190548

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 2158, 3313, 4316, 5395, 6626, 10790, 13252, 16565, 21580, 33130, 43069, 66260, 86138, 172276, 215345, 274979, 430690, 549958, 861380, 1099916, 1374895, 2749790, 3574727, 5499580, 7149454, 14298908, 17873635, 35747270, 71494540]

約数ペア:

[(1, 71494540), (2, 35747270), (4, 17873635), (5, 14298908), (10, 7149454), (13, 5499580), (20, 3574727), (26, 2749790), (52, 1374895), (65, 1099916), (83, 861380), (130, 549958), (166, 430690), (260, 274979), (332, 215345), (415, 172276), (830, 86138), (1079, 66260), (1660, 43069), (2158, 33130), (3313, 21580), (4316, 16565), (5395, 13252), (6626, 10790)]