64495730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{2741}}^1$

素因数の和:2942

約数の個数: 32

約数和(自身を含む): 125759088

約数和(自身を除く): 61263358

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 181, 362, 905, 1810, 2353, 2741, 4706, 5482, 11765, 13705, 23530, 27410, 35633, 71266, 178165, 356330, 496121, 992242, 2480605, 4961210, 6449573, 12899146, 32247865, 64495730]

約数ペア:

[(1, 64495730), (2, 32247865), (5, 12899146), (10, 6449573), (13, 4961210), (26, 2480605), (65, 992242), (130, 496121), (181, 356330), (362, 178165), (905, 71266), (1810, 35633), (2353, 27410), (2741, 23530), (4706, 13705), (5482, 11765)]