49830040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1213}}^1$

素因数の和:1316

約数の個数: 64

約数和(自身を含む): 122371200

約数和(自身を除く): 72541160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 1027, 1213, 1580, 2054, 2426, 3160, 4108, 4852, 5135, 6065, 8216, 9704, 10270, 12130, 15769, 20540, 24260, 31538, 41080, 48520, 63076, 78845, 95827, 126152, 157690, 191654, 315380, 383308, 479135, 630760, 766616, 958270, 1245751, 1916540, 2491502, 3833080, 4983004, 6228755, 9966008, 12457510, 24915020, 49830040]

約数ペア:

[(1, 49830040), (2, 24915020), (4, 12457510), (5, 9966008), (8, 6228755), (10, 4983004), (13, 3833080), (20, 2491502), (26, 1916540), (40, 1245751), (52, 958270), (65, 766616), (79, 630760), (104, 479135), (130, 383308), (158, 315380), (260, 191654), (316, 157690), (395, 126152), (520, 95827), (632, 78845), (790, 63076), (1027, 48520), (1213, 41080), (1580, 31538), (2054, 24260), (2426, 20540), (3160, 15769), (4108, 12130), (4852, 10270), (5135, 9704), (6065, 8216)]