20601351505

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{13901}}^1$

素因数の和:14206

約数の個数: 48

約数和(自身を含む): 30124410624

約数和(自身を除く): 9523059119

約数列:

[1, 5, 7, 23, 35, 49, 115, 161, 245, 263, 805, 1127, 1315, 1841, 5635, 6049, 9205, 12887, 13901, 30245, 42343, 64435, 69505, 97307, 211715, 296401, 319723, 486535, 681149, 1482005, 1598615, 2238061, 3405745, 3655963, 11190305, 15666427, 18279815, 25591741, 78332135, 84087149, 127958705, 179142187, 420435745, 588610043, 895710935, 2943050215, 4120270301, 20601351505]

約数ペア:

[(1, 20601351505), (5, 4120270301), (7, 2943050215), (23, 895710935), (35, 588610043), (49, 420435745), (115, 179142187), (161, 127958705), (245, 84087149), (263, 78332135), (805, 25591741), (1127, 18279815), (1315, 15666427), (1841, 11190305), (5635, 3655963), (6049, 3405745), (9205, 2238061), (12887, 1598615), (13901, 1482005), (30245, 681149), (42343, 486535), (64435, 319723), (69505, 296401), (97307, 211715)]