79448720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{967}}^1$

素因数の和:1072

約数の個数: 80

約数和(自身を含む): 201653760

約数和(自身を除く): 122205040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 79, 80, 104, 130, 158, 208, 260, 316, 395, 520, 632, 790, 967, 1027, 1040, 1264, 1580, 1934, 2054, 3160, 3868, 4108, 4835, 5135, 6320, 7736, 8216, 9670, 10270, 12571, 15472, 16432, 19340, 20540, 25142, 38680, 41080, 50284, 62855, 76393, 77360, 82160, 100568, 125710, 152786, 201136, 251420, 305572, 381965, 502840, 611144, 763930, 993109, 1005680, 1222288, 1527860, 1986218, 3055720, 3972436, 4965545, 6111440, 7944872, 9931090, 15889744, 19862180, 39724360, 79448720]

約数ペア:

[(1, 79448720), (2, 39724360), (4, 19862180), (5, 15889744), (8, 9931090), (10, 7944872), (13, 6111440), (16, 4965545), (20, 3972436), (26, 3055720), (40, 1986218), (52, 1527860), (65, 1222288), (79, 1005680), (80, 993109), (104, 763930), (130, 611144), (158, 502840), (208, 381965), (260, 305572), (316, 251420), (395, 201136), (520, 152786), (632, 125710), (790, 100568), (967, 82160), (1027, 77360), (1040, 76393), (1264, 62855), (1580, 50284), (1934, 41080), (2054, 38680), (3160, 25142), (3868, 20540), (4108, 19340), (4835, 16432), (5135, 15472), (6320, 12571), (7736, 10270), (8216, 9670)]