780376664

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{617}}^1$

素因数の和:852

約数の個数: 64

約数和(自身を含む): 1581832800

約数和(自身を除く): 801456136

約数列:

[1, 2, 4, 8, 19, 38, 53, 76, 106, 152, 157, 212, 314, 424, 617, 628, 1007, 1234, 1256, 2014, 2468, 2983, 4028, 4936, 5966, 8056, 8321, 11723, 11932, 16642, 23446, 23864, 32701, 33284, 46892, 65402, 66568, 93784, 96869, 130804, 158099, 193738, 261608, 316198, 387476, 621319, 632396, 774952, 1242638, 1264792, 1840511, 2485276, 3681022, 4970552, 5134057, 7362044, 10268114, 14724088, 20536228, 41072456, 97547083, 195094166, 390188332, 780376664]

約数ペア:

[(1, 780376664), (2, 390188332), (4, 195094166), (8, 97547083), (19, 41072456), (38, 20536228), (53, 14724088), (76, 10268114), (106, 7362044), (152, 5134057), (157, 4970552), (212, 3681022), (314, 2485276), (424, 1840511), (617, 1264792), (628, 1242638), (1007, 774952), (1234, 632396), (1256, 621319), (2014, 387476), (2468, 316198), (2983, 261608), (4028, 193738), (4936, 158099), (5966, 130804), (8056, 96869), (8321, 93784), (11723, 66568), (11932, 65402), (16642, 46892), (23446, 33284), (23864, 32701)]