133187440

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{13109}}^1$

素因数の和:13249

約数の個数: 40

約数和(自身を含む): 312122880

約数和(自身を除く): 178935440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 13109, 26218, 52436, 65545, 104872, 131090, 209744, 262180, 524360, 1048720, 1664843, 3329686, 6659372, 8324215, 13318744, 16648430, 26637488, 33296860, 66593720, 133187440]

約数ペア:

[(1, 133187440), (2, 66593720), (4, 33296860), (5, 26637488), (8, 16648430), (10, 13318744), (16, 8324215), (20, 6659372), (40, 3329686), (80, 1664843), (127, 1048720), (254, 524360), (508, 262180), (635, 209744), (1016, 131090), (1270, 104872), (2032, 65545), (2540, 52436), (5080, 26218), (10160, 13109)]