63871600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:275

約数の個数: 120

約数和(自身を含む): 168551712

約数和(自身を除く): 104680112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 71, 80, 100, 104, 130, 142, 173, 200, 208, 260, 284, 325, 346, 355, 400, 520, 568, 650, 692, 710, 865, 923, 1040, 1136, 1300, 1384, 1420, 1730, 1775, 1846, 2249, 2600, 2768, 2840, 3460, 3550, 3692, 4325, 4498, 4615, 5200, 5680, 6920, 7100, 7384, 8650, 8996, 9230, 11245, 12283, 13840, 14200, 14768, 17300, 17992, 18460, 22490, 23075, 24566, 28400, 34600, 35984, 36920, 44980, 46150, 49132, 56225, 61415, 69200, 73840, 89960, 92300, 98264, 112450, 122830, 159679, 179920, 184600, 196528, 224900, 245660, 307075, 319358, 369200, 449800, 491320, 614150, 638716, 798395, 899600, 982640, 1228300, 1277432, 1596790, 2456600, 2554864, 3193580, 3991975, 4913200, 6387160, 7983950, 12774320, 15967900, 31935800, 63871600]

約数ペア:

[(1, 63871600), (2, 31935800), (4, 15967900), (5, 12774320), (8, 7983950), (10, 6387160), (13, 4913200), (16, 3991975), (20, 3193580), (25, 2554864), (26, 2456600), (40, 1596790), (50, 1277432), (52, 1228300), (65, 982640), (71, 899600), (80, 798395), (100, 638716), (104, 614150), (130, 491320), (142, 449800), (173, 369200), (200, 319358), (208, 307075), (260, 245660), (284, 224900), (325, 196528), (346, 184600), (355, 179920), (400, 159679), (520, 122830), (568, 112450), (650, 98264), (692, 92300), (710, 89960), (865, 73840), (923, 69200), (1040, 61415), (1136, 56225), (1300, 49132), (1384, 46150), (1420, 44980), (1730, 36920), (1775, 35984), (1846, 34600), (2249, 28400), (2600, 24566), (2768, 23075), (2840, 22490), (3460, 18460), (3550, 17992), (3692, 17300), (4325, 14768), (4498, 14200), (4615, 13840), (5200, 12283), (5680, 11245), (6920, 9230), (7100, 8996), (7384, 8650)]