875550520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{39157}}^1$

素因数の和:39224

約数の個数: 64

約数和(自身を含む): 2170919520

約数和(自身を除く): 1295369000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 2236, 2795, 4472, 5590, 11180, 22360, 39157, 78314, 156628, 195785, 313256, 391570, 509041, 783140, 1018082, 1566280, 1683751, 2036164, 2545205, 3367502, 4072328, 5090410, 6735004, 8418755, 10180820, 13470008, 16837510, 20361640, 21888763, 33675020, 43777526, 67350040, 87555052, 109443815, 175110104, 218887630, 437775260, 875550520]

約数ペア:

[(1, 875550520), (2, 437775260), (4, 218887630), (5, 175110104), (8, 109443815), (10, 87555052), (13, 67350040), (20, 43777526), (26, 33675020), (40, 21888763), (43, 20361640), (52, 16837510), (65, 13470008), (86, 10180820), (104, 8418755), (130, 6735004), (172, 5090410), (215, 4072328), (260, 3367502), (344, 2545205), (430, 2036164), (520, 1683751), (559, 1566280), (860, 1018082), (1118, 783140), (1720, 509041), (2236, 391570), (2795, 313256), (4472, 195785), (5590, 156628), (11180, 78314), (22360, 39157)]