215516600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{82891}}^1$

素因数の和:82920

約数の個数: 48

約数和(自身を含む): 539626920

約数和(自身を除く): 324110320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 82891, 165782, 331564, 414455, 663128, 828910, 1077583, 1657820, 2072275, 2155166, 3315640, 4144550, 4310332, 5387915, 8289100, 8620664, 10775830, 16578200, 21551660, 26939575, 43103320, 53879150, 107758300, 215516600]

約数ペア:

[(1, 215516600), (2, 107758300), (4, 53879150), (5, 43103320), (8, 26939575), (10, 21551660), (13, 16578200), (20, 10775830), (25, 8620664), (26, 8289100), (40, 5387915), (50, 4310332), (52, 4144550), (65, 3315640), (100, 2155166), (104, 2072275), (130, 1657820), (200, 1077583), (260, 828910), (325, 663128), (520, 414455), (650, 331564), (1300, 165782), (2600, 82891)]