26543725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 38247552

約数和(自身を除く): 11703827

約数列:

[1, 5, 13, 23, 25, 53, 65, 67, 115, 265, 299, 325, 335, 575, 689, 871, 1219, 1325, 1495, 1541, 1675, 3445, 3551, 4355, 6095, 7475, 7705, 15847, 17225, 17755, 20033, 21775, 30475, 38525, 46163, 79235, 81673, 88775, 100165, 230815, 396175, 408365, 500825, 1061749, 1154075, 2041825, 5308745, 26543725]

約数ペア:

[(1, 26543725), (5, 5308745), (13, 2041825), (23, 1154075), (25, 1061749), (53, 500825), (65, 408365), (67, 396175), (115, 230815), (265, 100165), (299, 88775), (325, 81673), (335, 79235), (575, 46163), (689, 38525), (871, 30475), (1219, 21775), (1325, 20033), (1495, 17755), (1541, 17225), (1675, 15847), (3445, 7705), (3551, 7475), (4355, 6095)]