80925104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20477}}^1$

素因数の和:20517

約数の個数: 40

約数和(自身を含む): 177749040

約数和(自身を除く): 96823936

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 20477, 40954, 81908, 163816, 266201, 327632, 389063, 532402, 778126, 1064804, 1556252, 2129608, 3112504, 4259216, 5057819, 6225008, 10115638, 20231276, 40462552, 80925104]

約数ペア:

[(1, 80925104), (2, 40462552), (4, 20231276), (8, 10115638), (13, 6225008), (16, 5057819), (19, 4259216), (26, 3112504), (38, 2129608), (52, 1556252), (76, 1064804), (104, 778126), (152, 532402), (208, 389063), (247, 327632), (304, 266201), (494, 163816), (988, 81908), (1976, 40954), (3952, 20477)]