8779704860

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{809}}^1\times {\mathrm{3329}}^1$

素因数の和:4310

約数の個数: 48

約数和(自身を含む): 18579002400

約数和(自身を除く): 9799297540

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 809, 815, 1618, 1630, 3236, 3260, 3329, 4045, 6658, 8090, 13316, 16180, 16645, 33290, 66580, 131867, 263734, 527468, 542627, 659335, 1085254, 1318670, 2170508, 2637340, 2693161, 2713135, 5386322, 5426270, 10772644, 10852540, 13465805, 26931610, 53863220, 438985243, 877970486, 1755940972, 2194926215, 4389852430, 8779704860]

約数ペア:

[(1, 8779704860), (2, 4389852430), (4, 2194926215), (5, 1755940972), (10, 877970486), (20, 438985243), (163, 53863220), (326, 26931610), (652, 13465805), (809, 10852540), (815, 10772644), (1618, 5426270), (1630, 5386322), (3236, 2713135), (3260, 2693161), (3329, 2637340), (4045, 2170508), (6658, 1318670), (8090, 1085254), (13316, 659335), (16180, 542627), (16645, 527468), (33290, 263734), (66580, 131867)]