103638792220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{309019}}^1$

素因数の和:309478

約数の個数: 48

約数和(自身を含む): 223495624800

約数和(自身を除く): 119856832580

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 409, 410, 818, 820, 1636, 2045, 4090, 8180, 16769, 33538, 67076, 83845, 167690, 309019, 335380, 618038, 1236076, 1545095, 3090190, 6180380, 12669779, 25339558, 50679116, 63348895, 126388771, 126697790, 252777542, 253395580, 505555084, 631943855, 1263887710, 2527775420, 5181939611, 10363879222, 20727758444, 25909698055, 51819396110, 103638792220]

約数ペア:

[(1, 103638792220), (2, 51819396110), (4, 25909698055), (5, 20727758444), (10, 10363879222), (20, 5181939611), (41, 2527775420), (82, 1263887710), (164, 631943855), (205, 505555084), (409, 253395580), (410, 252777542), (818, 126697790), (820, 126388771), (1636, 63348895), (2045, 50679116), (4090, 25339558), (8180, 12669779), (16769, 6180380), (33538, 3090190), (67076, 1545095), (83845, 1236076), (167690, 618038), (309019, 335380)]