208236080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{200227}}^1$

素因数の和:200253

約数の個数: 40

約数和(自身を含む): 521393712

約数和(自身を除く): 313157632

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 200227, 400454, 800908, 1001135, 1601816, 2002270, 2602951, 3203632, 4004540, 5205902, 8009080, 10411804, 13014755, 16018160, 20823608, 26029510, 41647216, 52059020, 104118040, 208236080]

約数ペア:

[(1, 208236080), (2, 104118040), (4, 52059020), (5, 41647216), (8, 26029510), (10, 20823608), (13, 16018160), (16, 13014755), (20, 10411804), (26, 8009080), (40, 5205902), (52, 4004540), (65, 3203632), (80, 2602951), (104, 2002270), (130, 1601816), (208, 1001135), (260, 800908), (520, 400454), (1040, 200227)]