64176620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{1019}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 139829760

約数和(自身を除く): 75653140

約数列:

[1, 2, 4, 5, 10, 20, 47, 67, 94, 134, 188, 235, 268, 335, 470, 670, 940, 1019, 1340, 2038, 3149, 4076, 5095, 6298, 10190, 12596, 15745, 20380, 31490, 47893, 62980, 68273, 95786, 136546, 191572, 239465, 273092, 341365, 478930, 682730, 957860, 1365460, 3208831, 6417662, 12835324, 16044155, 32088310, 64176620]

約数ペア:

[(1, 64176620), (2, 32088310), (4, 16044155), (5, 12835324), (10, 6417662), (20, 3208831), (47, 1365460), (67, 957860), (94, 682730), (134, 478930), (188, 341365), (235, 273092), (268, 239465), (335, 191572), (470, 136546), (670, 95786), (940, 68273), (1019, 62980), (1340, 47893), (2038, 31490), (3149, 20380), (4076, 15745), (5095, 12596), (6298, 10190)]