159973840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{797}}^1$

素因数の和:1016

約数の個数: 80

約数和(自身を含む): 403130448

約数和(自身を除く): 243156608

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 193, 208, 260, 386, 520, 772, 797, 965, 1040, 1544, 1594, 1930, 2509, 3088, 3188, 3860, 3985, 5018, 6376, 7720, 7970, 10036, 10361, 12545, 12752, 15440, 15940, 20072, 20722, 25090, 31880, 40144, 41444, 50180, 51805, 63760, 82888, 100360, 103610, 153821, 165776, 200720, 207220, 307642, 414440, 615284, 769105, 828880, 1230568, 1538210, 1999673, 2461136, 3076420, 3999346, 6152840, 7998692, 9998365, 12305680, 15997384, 19996730, 31994768, 39993460, 79986920, 159973840]

約数ペア:

[(1, 159973840), (2, 79986920), (4, 39993460), (5, 31994768), (8, 19996730), (10, 15997384), (13, 12305680), (16, 9998365), (20, 7998692), (26, 6152840), (40, 3999346), (52, 3076420), (65, 2461136), (80, 1999673), (104, 1538210), (130, 1230568), (193, 828880), (208, 769105), (260, 615284), (386, 414440), (520, 307642), (772, 207220), (797, 200720), (965, 165776), (1040, 153821), (1544, 103610), (1594, 100360), (1930, 82888), (2509, 63760), (3088, 51805), (3188, 50180), (3860, 41444), (3985, 40144), (5018, 31880), (6376, 25090), (7720, 20722), (7970, 20072), (10036, 15940), (10361, 15440), (12545, 12752)]