87417680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4219}}^1$

素因数の和:4276

約数の個数: 80

約数和(自身を含む): 238615680

約数和(自身を除く): 151198000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 2072, 2590, 2960, 4144, 4219, 5180, 8438, 10360, 16876, 20720, 21095, 29533, 33752, 42190, 59066, 67504, 84380, 118132, 147665, 156103, 168760, 236264, 295330, 312206, 337520, 472528, 590660, 624412, 780515, 1092721, 1181320, 1248824, 1561030, 2185442, 2362640, 2497648, 3122060, 4370884, 5463605, 6244120, 8741768, 10927210, 12488240, 17483536, 21854420, 43708840, 87417680]

約数ペア:

[(1, 87417680), (2, 43708840), (4, 21854420), (5, 17483536), (7, 12488240), (8, 10927210), (10, 8741768), (14, 6244120), (16, 5463605), (20, 4370884), (28, 3122060), (35, 2497648), (37, 2362640), (40, 2185442), (56, 1561030), (70, 1248824), (74, 1181320), (80, 1092721), (112, 780515), (140, 624412), (148, 590660), (185, 472528), (259, 337520), (280, 312206), (296, 295330), (370, 236264), (518, 168760), (560, 156103), (592, 147665), (740, 118132), (1036, 84380), (1295, 67504), (1480, 59066), (2072, 42190), (2590, 33752), (2960, 29533), (4144, 21095), (4219, 20720), (5180, 16876), (8438, 10360)]