66428390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 142276608

約数和(自身を除く): 75848218

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 61, 70, 94, 122, 235, 305, 329, 331, 427, 470, 610, 658, 662, 854, 1645, 1655, 2135, 2317, 2867, 3290, 3310, 4270, 4634, 5734, 11585, 14335, 15557, 20069, 20191, 23170, 28670, 31114, 40138, 40382, 77785, 100345, 100955, 108899, 141337, 155570, 200690, 201910, 217798, 282674, 544495, 706685, 948977, 1088990, 1413370, 1897954, 4744885, 6642839, 9489770, 13285678, 33214195, 66428390]

約数ペア:

[(1, 66428390), (2, 33214195), (5, 13285678), (7, 9489770), (10, 6642839), (14, 4744885), (35, 1897954), (47, 1413370), (61, 1088990), (70, 948977), (94, 706685), (122, 544495), (235, 282674), (305, 217798), (329, 201910), (331, 200690), (427, 155570), (470, 141337), (610, 108899), (658, 100955), (662, 100345), (854, 77785), (1645, 40382), (1655, 40138), (2135, 31114), (2317, 28670), (2867, 23170), (3290, 20191), (3310, 20069), (4270, 15557), (4634, 14335), (5734, 11585)]