821900528

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{5477}}^1$

素因数の和:5681

約数の個数: 40

約数和(自身を含む): 1626177168

約数和(自身を除く): 804276640

約数列:

[1, 2, 4, 8, 16, 83, 113, 166, 226, 332, 452, 664, 904, 1328, 1808, 5477, 9379, 10954, 18758, 21908, 37516, 43816, 75032, 87632, 150064, 454591, 618901, 909182, 1237802, 1818364, 2475604, 3636728, 4951208, 7273456, 9902416, 51368783, 102737566, 205475132, 410950264, 821900528]

約数ペア:

[(1, 821900528), (2, 410950264), (4, 205475132), (8, 102737566), (16, 51368783), (83, 9902416), (113, 7273456), (166, 4951208), (226, 3636728), (332, 2475604), (452, 1818364), (664, 1237802), (904, 909182), (1328, 618901), (1808, 454591), (5477, 150064), (9379, 87632), (10954, 75032), (18758, 43816), (21908, 37516)]