7994234710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{81749}}^1$

素因数の和:81901

約数の個数: 64

約数和(自身を含む): 18081792000

約数和(自身を除く): 10087557290

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 127, 154, 254, 385, 635, 770, 889, 1270, 1397, 1778, 2794, 4445, 6985, 8890, 9779, 13970, 19558, 48895, 81749, 97790, 163498, 408745, 572243, 817490, 899239, 1144486, 1798478, 2861215, 4496195, 5722430, 6294673, 8992390, 10382123, 12589346, 20764246, 31473365, 51910615, 62946730, 72674861, 103821230, 114203353, 145349722, 228406706, 363374305, 571016765, 726748610, 799423471, 1142033530, 1598846942, 3997117355, 7994234710]

約数ペア:

[(1, 7994234710), (2, 3997117355), (5, 1598846942), (7, 1142033530), (10, 799423471), (11, 726748610), (14, 571016765), (22, 363374305), (35, 228406706), (55, 145349722), (70, 114203353), (77, 103821230), (110, 72674861), (127, 62946730), (154, 51910615), (254, 31473365), (385, 20764246), (635, 12589346), (770, 10382123), (889, 8992390), (1270, 6294673), (1397, 5722430), (1778, 4496195), (2794, 2861215), (4445, 1798478), (6985, 1144486), (8890, 899239), (9779, 817490), (13970, 572243), (19558, 408745), (48895, 163498), (81749, 97790)]