99905920

素因数分解:

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

素因数の和:4275

約数の個数: 64

約数和(自身を含む): 245350800

約数和(自身を除く): 145444880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 296, 320, 370, 592, 640, 740, 1184, 1480, 2368, 2960, 4219, 4736, 5920, 8438, 11840, 16876, 21095, 23680, 33752, 42190, 67504, 84380, 135008, 156103, 168760, 270016, 312206, 337520, 540032, 624412, 675040, 780515, 1248824, 1350080, 1561030, 2497648, 2700160, 3122060, 4995296, 6244120, 9990592, 12488240, 19981184, 24976480, 49952960, 99905920]

約数ペア:

[(1, 99905920), (2, 49952960), (4, 24976480), (5, 19981184), (8, 12488240), (10, 9990592), (16, 6244120), (20, 4995296), (32, 3122060), (37, 2700160), (40, 2497648), (64, 1561030), (74, 1350080), (80, 1248824), (128, 780515), (148, 675040), (160, 624412), (185, 540032), (296, 337520), (320, 312206), (370, 270016), (592, 168760), (640, 156103), (740, 135008), (1184, 84380), (1480, 67504), (2368, 42190), (2960, 33752), (4219, 23680), (4736, 21095), (5920, 16876), (8438, 11840)]