51100875

素因数分解:

$3^4\times 5^3\times 7^2\times {\mathrm{103}}^1$

素因数の和:144

約数の個数: 120

約数和(自身を含む): 111896928

約数和(自身を除く): 60796053

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 81, 103, 105, 125, 135, 147, 175, 189, 225, 245, 309, 315, 375, 405, 441, 515, 525, 567, 675, 721, 735, 875, 927, 945, 1125, 1225, 1323, 1545, 1575, 2025, 2163, 2205, 2575, 2625, 2781, 2835, 3375, 3605, 3675, 3969, 4635, 4725, 5047, 6125, 6489, 6615, 7725, 7875, 8343, 10125, 10815, 11025, 12875, 13905, 14175, 15141, 18025, 18375, 19467, 19845, 23175, 23625, 25235, 32445, 33075, 38625, 41715, 45423, 54075, 55125, 58401, 69525, 70875, 75705, 90125, 97335, 99225, 115875, 126175, 136269, 162225, 165375, 208575, 227115, 270375, 292005, 347625, 378525, 408807, 486675, 496125, 630875, 681345, 811125, 1042875, 1135575, 1460025, 1892625, 2044035, 2433375, 3406725, 5677875, 7300125, 10220175, 17033625, 51100875]

約数ペア:

[(1, 51100875), (3, 17033625), (5, 10220175), (7, 7300125), (9, 5677875), (15, 3406725), (21, 2433375), (25, 2044035), (27, 1892625), (35, 1460025), (45, 1135575), (49, 1042875), (63, 811125), (75, 681345), (81, 630875), (103, 496125), (105, 486675), (125, 408807), (135, 378525), (147, 347625), (175, 292005), (189, 270375), (225, 227115), (245, 208575), (309, 165375), (315, 162225), (375, 136269), (405, 126175), (441, 115875), (515, 99225), (525, 97335), (567, 90125), (675, 75705), (721, 70875), (735, 69525), (875, 58401), (927, 55125), (945, 54075), (1125, 45423), (1225, 41715), (1323, 38625), (1545, 33075), (1575, 32445), (2025, 25235), (2163, 23625), (2205, 23175), (2575, 19845), (2625, 19467), (2781, 18375), (2835, 18025), (3375, 15141), (3605, 14175), (3675, 13905), (3969, 12875), (4635, 11025), (4725, 10815), (5047, 10125), (6125, 8343), (6489, 7875), (6615, 7725)]