622822720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149717}}^1$

素因数の和:149747

約数の個数: 56

約数和(自身を含む): 1597191624

約数和(自身を除く): 974368904

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 149717, 299434, 598868, 748585, 1197736, 1497170, 1946321, 2395472, 2994340, 3892642, 4790944, 5988680, 7785284, 9581888, 9731605, 11977360, 15570568, 19463210, 23954720, 31141136, 38926420, 47909440, 62282272, 77852840, 124564544, 155705680, 311411360, 622822720]

約数ペア:

[(1, 622822720), (2, 311411360), (4, 155705680), (5, 124564544), (8, 77852840), (10, 62282272), (13, 47909440), (16, 38926420), (20, 31141136), (26, 23954720), (32, 19463210), (40, 15570568), (52, 11977360), (64, 9731605), (65, 9581888), (80, 7785284), (104, 5988680), (130, 4790944), (160, 3892642), (208, 2994340), (260, 2395472), (320, 1946321), (416, 1497170), (520, 1197736), (832, 748585), (1040, 598868), (2080, 299434), (4160, 149717)]