79739504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20177}}^1$

素因数の和:20217

約数の個数: 40

約数和(自身を含む): 175145040

約数和(自身を除く): 95405536

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 20177, 40354, 80708, 161416, 262301, 322832, 383363, 524602, 766726, 1049204, 1533452, 2098408, 3066904, 4196816, 4983719, 6133808, 9967438, 19934876, 39869752, 79739504]

約数ペア:

[(1, 79739504), (2, 39869752), (4, 19934876), (8, 9967438), (13, 6133808), (16, 4983719), (19, 4196816), (26, 3066904), (38, 2098408), (52, 1533452), (76, 1049204), (104, 766726), (152, 524602), (208, 383363), (247, 322832), (304, 262301), (494, 161416), (988, 80708), (1976, 40354), (3952, 20177)]