69444440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1609}}^1$

素因数の和:1716

約数の個数: 64

約数和(自身を含む): 170402400

約数和(自身を除く): 100957960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 260, 332, 415, 520, 664, 830, 1079, 1609, 1660, 2158, 3218, 3320, 4316, 5395, 6436, 8045, 8632, 10790, 12872, 16090, 20917, 21580, 32180, 41834, 43160, 64360, 83668, 104585, 133547, 167336, 209170, 267094, 418340, 534188, 667735, 836680, 1068376, 1335470, 1736111, 2670940, 3472222, 5341880, 6944444, 8680555, 13888888, 17361110, 34722220, 69444440]

約数ペア:

[(1, 69444440), (2, 34722220), (4, 17361110), (5, 13888888), (8, 8680555), (10, 6944444), (13, 5341880), (20, 3472222), (26, 2670940), (40, 1736111), (52, 1335470), (65, 1068376), (83, 836680), (104, 667735), (130, 534188), (166, 418340), (260, 267094), (332, 209170), (415, 167336), (520, 133547), (664, 104585), (830, 83668), (1079, 64360), (1609, 43160), (1660, 41834), (2158, 32180), (3218, 21580), (3320, 20917), (4316, 16090), (5395, 12872), (6436, 10790), (8045, 8632)]