29781440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7159}}^1$

素因数の和:7189

約数の個数: 56

約数和(自身を含む): 76382880

約数和(自身を除く): 46601440

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, 7159, 14318, 28636, 35795, 57272, 71590, 93067, 114544, 143180, 186134, 229088, 286360, 372268, 458176, 465335, 572720, 744536, 930670, 1145440, 1489072, 1861340, 2290880, 2978144, 3722680, 5956288, 7445360, 14890720, 29781440]

約数ペア:

[(1, 29781440), (2, 14890720), (4, 7445360), (5, 5956288), (8, 3722680), (10, 2978144), (13, 2290880), (16, 1861340), (20, 1489072), (26, 1145440), (32, 930670), (40, 744536), (52, 572720), (64, 465335), (65, 458176), (80, 372268), (104, 286360), (130, 229088), (160, 186134), (208, 143180), (260, 114544), (320, 93067), (416, 71590), (520, 57272), (832, 35795), (1040, 28636), (2080, 14318), (4160, 7159)]