77651920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{57097}}^1$

素因数の和:57127

約数の個数: 40

約数和(自身を含む): 191164104

約数和(自身を除く): 113512184

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 57097, 114194, 228388, 285485, 456776, 570970, 913552, 970649, 1141940, 1941298, 2283880, 3882596, 4567760, 4853245, 7765192, 9706490, 15530384, 19412980, 38825960, 77651920]

約数ペア:

[(1, 77651920), (2, 38825960), (4, 19412980), (5, 15530384), (8, 9706490), (10, 7765192), (16, 4853245), (17, 4567760), (20, 3882596), (34, 2283880), (40, 1941298), (68, 1141940), (80, 970649), (85, 913552), (136, 570970), (170, 456776), (272, 285485), (340, 228388), (680, 114194), (1360, 57097)]