42959020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1301}}^1$

素因数の和:1450

約数の個数: 48

約数和(自身を含む): 97993728

約数和(自身を除く): 55034708

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1301, 1651, 2540, 2602, 3302, 5204, 6505, 6604, 8255, 13010, 16510, 16913, 26020, 33020, 33826, 67652, 84565, 165227, 169130, 330454, 338260, 660908, 826135, 1652270, 2147951, 3304540, 4295902, 8591804, 10739755, 21479510, 42959020]

約数ペア:

[(1, 42959020), (2, 21479510), (4, 10739755), (5, 8591804), (10, 4295902), (13, 3304540), (20, 2147951), (26, 1652270), (52, 826135), (65, 660908), (127, 338260), (130, 330454), (254, 169130), (260, 165227), (508, 84565), (635, 67652), (1270, 33826), (1301, 33020), (1651, 26020), (2540, 16913), (2602, 16510), (3302, 13010), (5204, 8255), (6505, 6604)]