71735560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:191

約数の個数: 128

約数和(自身を含む): 185068800

約数和(自身を除く): 113333240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 67, 71, 104, 116, 130, 134, 142, 145, 232, 260, 268, 284, 290, 335, 355, 377, 520, 536, 568, 580, 670, 710, 754, 871, 923, 1160, 1340, 1420, 1508, 1742, 1846, 1885, 1943, 2059, 2680, 2840, 3016, 3484, 3692, 3770, 3886, 4118, 4355, 4615, 4757, 6968, 7384, 7540, 7772, 8236, 8710, 9230, 9514, 9715, 10295, 15080, 15544, 16472, 17420, 18460, 19028, 19430, 20590, 23785, 25259, 26767, 34840, 36920, 38056, 38860, 41180, 47570, 50518, 53534, 61841, 77720, 82360, 95140, 101036, 107068, 123682, 126295, 133835, 137953, 190280, 202072, 214136, 247364, 252590, 267670, 275906, 309205, 494728, 505180, 535340, 551812, 618410, 689765, 1010360, 1070680, 1103624, 1236820, 1379530, 1793389, 2473640, 2759060, 3586778, 5518120, 7173556, 8966945, 14347112, 17933890, 35867780, 71735560]

約数ペア:

[(1, 71735560), (2, 35867780), (4, 17933890), (5, 14347112), (8, 8966945), (10, 7173556), (13, 5518120), (20, 3586778), (26, 2759060), (29, 2473640), (40, 1793389), (52, 1379530), (58, 1236820), (65, 1103624), (67, 1070680), (71, 1010360), (104, 689765), (116, 618410), (130, 551812), (134, 535340), (142, 505180), (145, 494728), (232, 309205), (260, 275906), (268, 267670), (284, 252590), (290, 247364), (335, 214136), (355, 202072), (377, 190280), (520, 137953), (536, 133835), (568, 126295), (580, 123682), (670, 107068), (710, 101036), (754, 95140), (871, 82360), (923, 77720), (1160, 61841), (1340, 53534), (1420, 50518), (1508, 47570), (1742, 41180), (1846, 38860), (1885, 38056), (1943, 36920), (2059, 34840), (2680, 26767), (2840, 25259), (3016, 23785), (3484, 20590), (3692, 19430), (3770, 19028), (3886, 18460), (4118, 17420), (4355, 16472), (4615, 15544), (4757, 15080), (6968, 10295), (7384, 9715), (7540, 9514), (7772, 9230), (8236, 8710)]