71980610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 147178080

約数和(自身を除く): 75197470

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 61, 65, 122, 130, 145, 290, 305, 313, 377, 610, 626, 754, 793, 1565, 1586, 1769, 1885, 3130, 3538, 3770, 3965, 4069, 7930, 8138, 8845, 9077, 17690, 18154, 19093, 20345, 22997, 38186, 40690, 45385, 45994, 90770, 95465, 114985, 118001, 190930, 229970, 236002, 248209, 496418, 553697, 590005, 1107394, 1180010, 1241045, 2482090, 2768485, 5536970, 7198061, 14396122, 35990305, 71980610]

約数ペア:

[(1, 71980610), (2, 35990305), (5, 14396122), (10, 7198061), (13, 5536970), (26, 2768485), (29, 2482090), (58, 1241045), (61, 1180010), (65, 1107394), (122, 590005), (130, 553697), (145, 496418), (290, 248209), (305, 236002), (313, 229970), (377, 190930), (610, 118001), (626, 114985), (754, 95465), (793, 90770), (1565, 45994), (1586, 45385), (1769, 40690), (1885, 38186), (3130, 22997), (3538, 20345), (3770, 19093), (3965, 18154), (4069, 17690), (7930, 9077), (8138, 8845)]