83970640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{307}}^1$

素因数の和:596

約数の個数: 80

約数和(自身を含む): 211736448

約数和(自身を除く): 127765808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 263, 307, 520, 526, 614, 1040, 1052, 1228, 1315, 1535, 2104, 2456, 2630, 3070, 3419, 3991, 4208, 4912, 5260, 6140, 6838, 7982, 10520, 12280, 13676, 15964, 17095, 19955, 21040, 24560, 27352, 31928, 34190, 39910, 54704, 63856, 68380, 79820, 80741, 136760, 159640, 161482, 273520, 319280, 322964, 403705, 645928, 807410, 1049633, 1291856, 1614820, 2099266, 3229640, 4198532, 5248165, 6459280, 8397064, 10496330, 16794128, 20992660, 41985320, 83970640]

約数ペア:

[(1, 83970640), (2, 41985320), (4, 20992660), (5, 16794128), (8, 10496330), (10, 8397064), (13, 6459280), (16, 5248165), (20, 4198532), (26, 3229640), (40, 2099266), (52, 1614820), (65, 1291856), (80, 1049633), (104, 807410), (130, 645928), (208, 403705), (260, 322964), (263, 319280), (307, 273520), (520, 161482), (526, 159640), (614, 136760), (1040, 80741), (1052, 79820), (1228, 68380), (1315, 63856), (1535, 54704), (2104, 39910), (2456, 34190), (2630, 31928), (3070, 27352), (3419, 24560), (3991, 21040), (4208, 19955), (4912, 17095), (5260, 15964), (6140, 13676), (6838, 12280), (7982, 10520)]