131462540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{947}}^1$

素因数の和:1598

約数の個数: 48

約数和(自身を含む): 301964544

約数和(自身を除く): 170502004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 631, 947, 1262, 1894, 2524, 3155, 3788, 4735, 6310, 6941, 9470, 10417, 12620, 13882, 18940, 20834, 27764, 34705, 41668, 52085, 69410, 104170, 138820, 208340, 597557, 1195114, 2390228, 2987785, 5975570, 6573127, 11951140, 13146254, 26292508, 32865635, 65731270, 131462540]

約数ペア:

[(1, 131462540), (2, 65731270), (4, 32865635), (5, 26292508), (10, 13146254), (11, 11951140), (20, 6573127), (22, 5975570), (44, 2987785), (55, 2390228), (110, 1195114), (220, 597557), (631, 208340), (947, 138820), (1262, 104170), (1894, 69410), (2524, 52085), (3155, 41668), (3788, 34705), (4735, 27764), (6310, 20834), (6941, 18940), (9470, 13882), (10417, 12620)]