31389050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:324

約数の個数: 96

約数和(自身を含む): 75423744

約数和(自身を除く): 44034694

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 31, 35, 50, 55, 62, 70, 77, 110, 154, 155, 175, 217, 263, 275, 310, 341, 350, 385, 434, 526, 550, 682, 770, 775, 1085, 1315, 1550, 1705, 1841, 1925, 2170, 2387, 2630, 2893, 3410, 3682, 3850, 4774, 5425, 5786, 6575, 8153, 8525, 9205, 10850, 11935, 13150, 14465, 16306, 17050, 18410, 20251, 23870, 28930, 40502, 40765, 46025, 57071, 59675, 72325, 81530, 89683, 92050, 101255, 114142, 119350, 144650, 179366, 202510, 203825, 285355, 407650, 448415, 506275, 570710, 627781, 896830, 1012550, 1255562, 1426775, 2242075, 2853550, 3138905, 4484150, 6277810, 15694525, 31389050]

約数ペア:

[(1, 31389050), (2, 15694525), (5, 6277810), (7, 4484150), (10, 3138905), (11, 2853550), (14, 2242075), (22, 1426775), (25, 1255562), (31, 1012550), (35, 896830), (50, 627781), (55, 570710), (62, 506275), (70, 448415), (77, 407650), (110, 285355), (154, 203825), (155, 202510), (175, 179366), (217, 144650), (263, 119350), (275, 114142), (310, 101255), (341, 92050), (350, 89683), (385, 81530), (434, 72325), (526, 59675), (550, 57071), (682, 46025), (770, 40765), (775, 40502), (1085, 28930), (1315, 23870), (1550, 20251), (1705, 18410), (1841, 17050), (1925, 16306), (2170, 14465), (2387, 13150), (2630, 11935), (2893, 10850), (3410, 9205), (3682, 8525), (3850, 8153), (4774, 6575), (5425, 5786)]