133209320

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{7417}}^1$

素因数の和:7877

約数の個数: 32

約数和(自身を含む): 300429000

約数和(自身を除く): 167219680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 898, 1796, 2245, 3592, 4490, 7417, 8980, 14834, 17960, 29668, 37085, 59336, 74170, 148340, 296680, 3330233, 6660466, 13320932, 16651165, 26641864, 33302330, 66604660, 133209320]

約数ペア:

[(1, 133209320), (2, 66604660), (4, 33302330), (5, 26641864), (8, 16651165), (10, 13320932), (20, 6660466), (40, 3330233), (449, 296680), (898, 148340), (1796, 74170), (2245, 59336), (3592, 37085), (4490, 29668), (7417, 17960), (8980, 14834)]