158489920

素因数分解:

$2^6\times 5^1\times {\mathrm{523}}^1\times {\mathrm{947}}^1$

素因数の和:1487

約数の個数: 56

約数和(自身を含む): 378525024

約数和(自身を除く): 220035104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 523, 947, 1046, 1894, 2092, 2615, 3788, 4184, 4735, 5230, 7576, 8368, 9470, 10460, 15152, 16736, 18940, 20920, 30304, 33472, 37880, 41840, 60608, 75760, 83680, 151520, 167360, 303040, 495281, 990562, 1981124, 2476405, 3962248, 4952810, 7924496, 9905620, 15848992, 19811240, 31697984, 39622480, 79244960, 158489920]

約数ペア:

[(1, 158489920), (2, 79244960), (4, 39622480), (5, 31697984), (8, 19811240), (10, 15848992), (16, 9905620), (20, 7924496), (32, 4952810), (40, 3962248), (64, 2476405), (80, 1981124), (160, 990562), (320, 495281), (523, 303040), (947, 167360), (1046, 151520), (1894, 83680), (2092, 75760), (2615, 60608), (3788, 41840), (4184, 37880), (4735, 33472), (5230, 30304), (7576, 20920), (8368, 18940), (9470, 16736), (10460, 15152)]