129571520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31147}}^1$

素因数の和:31177

約数の個数: 56

約数和(自身を含む): 332286864

約数和(自身を除く): 202715344

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, 31147, 62294, 124588, 155735, 249176, 311470, 404911, 498352, 622940, 809822, 996704, 1245880, 1619644, 1993408, 2024555, 2491760, 3239288, 4049110, 4983520, 6478576, 8098220, 9967040, 12957152, 16196440, 25914304, 32392880, 64785760, 129571520]

約数ペア:

[(1, 129571520), (2, 64785760), (4, 32392880), (5, 25914304), (8, 16196440), (10, 12957152), (13, 9967040), (16, 8098220), (20, 6478576), (26, 4983520), (32, 4049110), (40, 3239288), (52, 2491760), (64, 2024555), (65, 1993408), (80, 1619644), (104, 1245880), (130, 996704), (160, 809822), (208, 622940), (260, 498352), (320, 404911), (416, 311470), (520, 249176), (832, 155735), (1040, 124588), (2080, 62294), (4160, 31147)]