64185525

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 122254080

約数和(自身を除く): 58068555

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 79, 115, 157, 207, 225, 237, 345, 395, 471, 575, 711, 785, 1035, 1185, 1413, 1725, 1817, 1975, 2355, 3555, 3611, 3925, 5175, 5451, 5925, 7065, 9085, 10833, 11775, 12403, 16353, 17775, 18055, 27255, 32499, 35325, 37209, 45425, 54165, 62015, 81765, 90275, 111627, 136275, 162495, 186045, 270825, 285269, 310075, 408825, 558135, 812475, 855807, 930225, 1426345, 2567421, 2790675, 4279035, 7131725, 12837105, 21395175, 64185525]

約数ペア:

[(1, 64185525), (3, 21395175), (5, 12837105), (9, 7131725), (15, 4279035), (23, 2790675), (25, 2567421), (45, 1426345), (69, 930225), (75, 855807), (79, 812475), (115, 558135), (157, 408825), (207, 310075), (225, 285269), (237, 270825), (345, 186045), (395, 162495), (471, 136275), (575, 111627), (711, 90275), (785, 81765), (1035, 62015), (1185, 54165), (1413, 45425), (1725, 37209), (1817, 35325), (1975, 32499), (2355, 27255), (3555, 18055), (3611, 17775), (3925, 16353), (5175, 12403), (5451, 11775), (5925, 10833), (7065, 9085)]