71283680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{797}}^1$

素因数の和:868

約数の個数: 96

約数和(自身を含む): 185812704

約数和(自身を除く): 114529024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 65, 80, 86, 104, 130, 160, 172, 208, 215, 260, 344, 416, 430, 520, 559, 688, 797, 860, 1040, 1118, 1376, 1594, 1720, 2080, 2236, 2795, 3188, 3440, 3985, 4472, 5590, 6376, 6880, 7970, 8944, 10361, 11180, 12752, 15940, 17888, 20722, 22360, 25504, 31880, 34271, 41444, 44720, 51805, 63760, 68542, 82888, 89440, 103610, 127520, 137084, 165776, 171355, 207220, 274168, 331552, 342710, 414440, 445523, 548336, 685420, 828880, 891046, 1096672, 1370840, 1657760, 1782092, 2227615, 2741680, 3564184, 4455230, 5483360, 7128368, 8910460, 14256736, 17820920, 35641840, 71283680]

約数ペア:

[(1, 71283680), (2, 35641840), (4, 17820920), (5, 14256736), (8, 8910460), (10, 7128368), (13, 5483360), (16, 4455230), (20, 3564184), (26, 2741680), (32, 2227615), (40, 1782092), (43, 1657760), (52, 1370840), (65, 1096672), (80, 891046), (86, 828880), (104, 685420), (130, 548336), (160, 445523), (172, 414440), (208, 342710), (215, 331552), (260, 274168), (344, 207220), (416, 171355), (430, 165776), (520, 137084), (559, 127520), (688, 103610), (797, 89440), (860, 82888), (1040, 68542), (1118, 63760), (1376, 51805), (1594, 44720), (1720, 41444), (2080, 34271), (2236, 31880), (2795, 25504), (3188, 22360), (3440, 20722), (3985, 17888), (4472, 15940), (5590, 12752), (6376, 11180), (6880, 10361), (7970, 8944)]