134450560

素因数分解:

$2^7\times 5^1\times {\mathrm{421}}^1\times {\mathrm{499}}^1$

素因数の和:939

約数の個数: 64

約数和(自身を含む): 322830000

約数和(自身を除く): 188379440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 421, 499, 640, 842, 998, 1684, 1996, 2105, 2495, 3368, 3992, 4210, 4990, 6736, 7984, 8420, 9980, 13472, 15968, 16840, 19960, 26944, 31936, 33680, 39920, 53888, 63872, 67360, 79840, 134720, 159680, 210079, 269440, 319360, 420158, 840316, 1050395, 1680632, 2100790, 3361264, 4201580, 6722528, 8403160, 13445056, 16806320, 26890112, 33612640, 67225280, 134450560]

約数ペア:

[(1, 134450560), (2, 67225280), (4, 33612640), (5, 26890112), (8, 16806320), (10, 13445056), (16, 8403160), (20, 6722528), (32, 4201580), (40, 3361264), (64, 2100790), (80, 1680632), (128, 1050395), (160, 840316), (320, 420158), (421, 319360), (499, 269440), (640, 210079), (842, 159680), (998, 134720), (1684, 79840), (1996, 67360), (2105, 63872), (2495, 53888), (3368, 39920), (3992, 33680), (4210, 31936), (4990, 26944), (6736, 19960), (7984, 16840), (8420, 15968), (9980, 13472)]