72823120

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{3359}}^1$

素因数の和:3643

約数の個数: 40

約数和(自身を含む): 169989120

約数和(自身を除く): 97166000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 2168, 2710, 3359, 4336, 5420, 6718, 10840, 13436, 16795, 21680, 26872, 33590, 53744, 67180, 134360, 268720, 910289, 1820578, 3641156, 4551445, 7282312, 9102890, 14564624, 18205780, 36411560, 72823120]

約数ペア:

[(1, 72823120), (2, 36411560), (4, 18205780), (5, 14564624), (8, 9102890), (10, 7282312), (16, 4551445), (20, 3641156), (40, 1820578), (80, 910289), (271, 268720), (542, 134360), (1084, 67180), (1355, 53744), (2168, 33590), (2710, 26872), (3359, 21680), (4336, 16795), (5420, 13436), (6718, 10840)]