81589936

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{3797}}^1$

素因数の和:3901

約数の個数: 40

約数和(自身を含む): 169542720

約数和(自身を除く): 87952784

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 79, 136, 158, 272, 316, 632, 1264, 1343, 2686, 3797, 5372, 7594, 10744, 15188, 21488, 30376, 60752, 64549, 129098, 258196, 299963, 516392, 599926, 1032784, 1199852, 2399704, 4799408, 5099371, 10198742, 20397484, 40794968, 81589936]

約数ペア:

[(1, 81589936), (2, 40794968), (4, 20397484), (8, 10198742), (16, 5099371), (17, 4799408), (34, 2399704), (68, 1199852), (79, 1032784), (136, 599926), (158, 516392), (272, 299963), (316, 258196), (632, 129098), (1264, 64549), (1343, 60752), (2686, 30376), (3797, 21488), (5372, 15188), (7594, 10744)]