208059020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{6301}}^1$

素因数の和:6450

約数の個数: 48

約数和(自身を含む): 474313728

約数和(自身を除く): 266254708

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 6301, 6604, 8255, 12602, 16510, 25204, 31505, 33020, 63010, 81913, 126020, 163826, 327652, 409565, 800227, 819130, 1600454, 1638260, 3200908, 4001135, 8002270, 10402951, 16004540, 20805902, 41611804, 52014755, 104029510, 208059020]

約数ペア:

[(1, 208059020), (2, 104029510), (4, 52014755), (5, 41611804), (10, 20805902), (13, 16004540), (20, 10402951), (26, 8002270), (52, 4001135), (65, 3200908), (127, 1638260), (130, 1600454), (254, 819130), (260, 800227), (508, 409565), (635, 327652), (1270, 163826), (1651, 126020), (2540, 81913), (3302, 63010), (6301, 33020), (6604, 31505), (8255, 25204), (12602, 16510)]