201568125

素因数分解:

$3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:400

約数の個数: 80

約数和(自身を含む): 380128320

約数和(自身を除く): 178560195

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 87, 125, 145, 165, 275, 319, 337, 375, 435, 625, 725, 825, 957, 1011, 1375, 1595, 1685, 1875, 2175, 3625, 3707, 4125, 4785, 5055, 6875, 7975, 8425, 9773, 10875, 11121, 18125, 18535, 20625, 23925, 25275, 29319, 39875, 42125, 48865, 54375, 55605, 92675, 107503, 119625, 126375, 146595, 199375, 210625, 244325, 278025, 322509, 463375, 537515, 598125, 631875, 732975, 1221625, 1390125, 1612545, 2316875, 2687575, 3664875, 6108125, 6950625, 8062725, 13437875, 18324375, 40313625, 67189375, 201568125]

約数ペア:

[(1, 201568125), (3, 67189375), (5, 40313625), (11, 18324375), (15, 13437875), (25, 8062725), (29, 6950625), (33, 6108125), (55, 3664875), (75, 2687575), (87, 2316875), (125, 1612545), (145, 1390125), (165, 1221625), (275, 732975), (319, 631875), (337, 598125), (375, 537515), (435, 463375), (625, 322509), (725, 278025), (825, 244325), (957, 210625), (1011, 199375), (1375, 146595), (1595, 126375), (1685, 119625), (1875, 107503), (2175, 92675), (3625, 55605), (3707, 54375), (4125, 48865), (4785, 42125), (5055, 39875), (6875, 29319), (7975, 25275), (8425, 23925), (9773, 20625), (10875, 18535), (11121, 18125)]