77989964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1069}}^1$

素因数の和:1170

約数の個数: 48

約数和(自身を含む): 156031680

約数和(自身を除く): 78041716

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 61, 92, 122, 244, 299, 598, 793, 1069, 1196, 1403, 1586, 2138, 2806, 3172, 4276, 5612, 13897, 18239, 24587, 27794, 36478, 49174, 55588, 65209, 72956, 98348, 130418, 260836, 319631, 639262, 847717, 1278524, 1499807, 1695434, 2999614, 3390868, 5999228, 19497491, 38994982, 77989964]

約数ペア:

[(1, 77989964), (2, 38994982), (4, 19497491), (13, 5999228), (23, 3390868), (26, 2999614), (46, 1695434), (52, 1499807), (61, 1278524), (92, 847717), (122, 639262), (244, 319631), (299, 260836), (598, 130418), (793, 98348), (1069, 72956), (1196, 65209), (1403, 55588), (1586, 49174), (2138, 36478), (2806, 27794), (3172, 24587), (4276, 18239), (5612, 13897)]