42961360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{409}}^1$

素因数の和:536

約数の個数: 80

約数和(自身を含む): 108899280

約数和(自身を除く): 65937920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 101, 104, 130, 202, 208, 260, 404, 409, 505, 520, 808, 818, 1010, 1040, 1313, 1616, 1636, 2020, 2045, 2626, 3272, 4040, 4090, 5252, 5317, 6544, 6565, 8080, 8180, 10504, 10634, 13130, 16360, 21008, 21268, 26260, 26585, 32720, 41309, 42536, 52520, 53170, 82618, 85072, 105040, 106340, 165236, 206545, 212680, 330472, 413090, 425360, 537017, 660944, 826180, 1074034, 1652360, 2148068, 2685085, 3304720, 4296136, 5370170, 8592272, 10740340, 21480680, 42961360]

約数ペア:

[(1, 42961360), (2, 21480680), (4, 10740340), (5, 8592272), (8, 5370170), (10, 4296136), (13, 3304720), (16, 2685085), (20, 2148068), (26, 1652360), (40, 1074034), (52, 826180), (65, 660944), (80, 537017), (101, 425360), (104, 413090), (130, 330472), (202, 212680), (208, 206545), (260, 165236), (404, 106340), (409, 105040), (505, 85072), (520, 82618), (808, 53170), (818, 52520), (1010, 42536), (1040, 41309), (1313, 32720), (1616, 26585), (1636, 26260), (2020, 21268), (2045, 21008), (2626, 16360), (3272, 13130), (4040, 10634), (4090, 10504), (5252, 8180), (5317, 8080), (6544, 6565)]