82820720

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{12473}}^1$

素因数の和:12569

約数の個数: 40

約数和(自身を含む): 194893776

約数和(自身を除く): 112073056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 12473, 24946, 49892, 62365, 99784, 124730, 199568, 249460, 498920, 997840, 1035259, 2070518, 4141036, 5176295, 8282072, 10352590, 16564144, 20705180, 41410360, 82820720]

約数ペア:

[(1, 82820720), (2, 41410360), (4, 20705180), (5, 16564144), (8, 10352590), (10, 8282072), (16, 5176295), (20, 4141036), (40, 2070518), (80, 1035259), (83, 997840), (166, 498920), (332, 249460), (415, 199568), (664, 124730), (830, 99784), (1328, 62365), (1660, 49892), (3320, 24946), (6640, 12473)]