251461151110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{2477}}^1\times {\mathrm{3701}}^1$

素因数の和:6409

約数の個数: 64

約数和(自身を含む): 490088055744

約数和(自身を除く): 238626904634

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 211, 422, 1055, 2110, 2477, 2743, 3701, 4954, 5486, 7402, 12385, 13715, 18505, 24770, 27430, 32201, 37010, 48113, 64402, 96226, 161005, 240565, 322010, 481130, 522647, 780911, 1045294, 1561822, 2613235, 3904555, 5226470, 6794411, 7809110, 9167377, 10151843, 13588822, 18334754, 20303686, 33972055, 45836885, 50759215, 67944110, 91673770, 101518430, 119175901, 238351802, 595879505, 1191759010, 1934316547, 3868633094, 9671582735, 19343165470, 25146115111, 50292230222, 125730575555, 251461151110]

約数ペア:

[(1, 251461151110), (2, 125730575555), (5, 50292230222), (10, 25146115111), (13, 19343165470), (26, 9671582735), (65, 3868633094), (130, 1934316547), (211, 1191759010), (422, 595879505), (1055, 238351802), (2110, 119175901), (2477, 101518430), (2743, 91673770), (3701, 67944110), (4954, 50759215), (5486, 45836885), (7402, 33972055), (12385, 20303686), (13715, 18334754), (18505, 13588822), (24770, 10151843), (27430, 9167377), (32201, 7809110), (37010, 6794411), (48113, 5226470), (64402, 3904555), (96226, 2613235), (161005, 1561822), (240565, 1045294), (322010, 780911), (481130, 522647)]