66612520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2417}}^1$

素因数の和:2494

約数の個数: 64

約数和(自身を含む): 164520720

約数和(自身を除く): 97908200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 1060, 1378, 2120, 2417, 2756, 3445, 4834, 5512, 6890, 9668, 12085, 13780, 19336, 24170, 27560, 31421, 48340, 62842, 96680, 125684, 128101, 157105, 251368, 256202, 314210, 512404, 628420, 640505, 1024808, 1256840, 1281010, 1665313, 2562020, 3330626, 5124040, 6661252, 8326565, 13322504, 16653130, 33306260, 66612520]

約数ペア:

[(1, 66612520), (2, 33306260), (4, 16653130), (5, 13322504), (8, 8326565), (10, 6661252), (13, 5124040), (20, 3330626), (26, 2562020), (40, 1665313), (52, 1281010), (53, 1256840), (65, 1024808), (104, 640505), (106, 628420), (130, 512404), (212, 314210), (260, 256202), (265, 251368), (424, 157105), (520, 128101), (530, 125684), (689, 96680), (1060, 62842), (1378, 48340), (2120, 31421), (2417, 27560), (2756, 24170), (3445, 19336), (4834, 13780), (5512, 12085), (6890, 9668)]