2021768450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{66179}}^1$

素因数の和:66251

約数の個数: 48

約数和(自身を含む): 4135985280

約数和(自身を除く): 2114216830

約数列:

[1, 2, 5, 10, 13, 25, 26, 47, 50, 65, 94, 130, 235, 325, 470, 611, 650, 1175, 1222, 2350, 3055, 6110, 15275, 30550, 66179, 132358, 330895, 661790, 860327, 1654475, 1720654, 3110413, 3308950, 4301635, 6220826, 8603270, 15552065, 21508175, 31104130, 40435369, 43016350, 77760325, 80870738, 155520650, 202176845, 404353690, 1010884225, 2021768450]

約数ペア:

[(1, 2021768450), (2, 1010884225), (5, 404353690), (10, 202176845), (13, 155520650), (25, 80870738), (26, 77760325), (47, 43016350), (50, 40435369), (65, 31104130), (94, 21508175), (130, 15552065), (235, 8603270), (325, 6220826), (470, 4301635), (611, 3308950), (650, 3110413), (1175, 1720654), (1222, 1654475), (2350, 860327), (3055, 661790), (6110, 330895), (15275, 132358), (30550, 66179)]