129384560

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43711}}^1$

素因数の和:43761

約数の個数: 40

約数和(自身を含む): 308956416

約数和(自身を除く): 179571856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 43711, 87422, 174844, 218555, 349688, 437110, 699376, 874220, 1617307, 1748440, 3234614, 3496880, 6469228, 8086535, 12938456, 16173070, 25876912, 32346140, 64692280, 129384560]

約数ペア:

[(1, 129384560), (2, 64692280), (4, 32346140), (5, 25876912), (8, 16173070), (10, 12938456), (16, 8086535), (20, 6469228), (37, 3496880), (40, 3234614), (74, 1748440), (80, 1617307), (148, 874220), (185, 699376), (296, 437110), (370, 349688), (592, 218555), (740, 174844), (1480, 87422), (2960, 43711)]