78757328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{22273}}^1$

素因数の和:22311

約数の個数: 40

約数和(自身を含む): 174004488

約数和(自身を除く): 95247160

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 22273, 44546, 89092, 178184, 289549, 356368, 378641, 579098, 757282, 1158196, 1514564, 2316392, 3029128, 4632784, 4922333, 6058256, 9844666, 19689332, 39378664, 78757328]

約数ペア:

[(1, 78757328), (2, 39378664), (4, 19689332), (8, 9844666), (13, 6058256), (16, 4922333), (17, 4632784), (26, 3029128), (34, 2316392), (52, 1514564), (68, 1158196), (104, 757282), (136, 579098), (208, 378641), (221, 356368), (272, 289549), (442, 178184), (884, 89092), (1768, 44546), (3536, 22273)]