257512350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{701}}^1$

素因数の和:826

約数の個数: 96

約数和(自身を含む): 668528640

約数和(自身を除く): 411016290

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 79, 93, 150, 155, 158, 186, 237, 310, 395, 465, 474, 701, 775, 790, 930, 1185, 1402, 1550, 1975, 2103, 2325, 2370, 2449, 3505, 3950, 4206, 4650, 4898, 5925, 7010, 7347, 10515, 11850, 12245, 14694, 17525, 21030, 21731, 24490, 35050, 36735, 43462, 52575, 55379, 61225, 65193, 73470, 105150, 108655, 110758, 122450, 130386, 166137, 183675, 217310, 276895, 325965, 332274, 367350, 543275, 553790, 651930, 830685, 1086550, 1384475, 1629825, 1661370, 1716749, 2768950, 3259650, 3433498, 4153425, 5150247, 8306850, 8583745, 10300494, 17167490, 25751235, 42918725, 51502470, 85837450, 128756175, 257512350]

約数ペア:

[(1, 257512350), (2, 128756175), (3, 85837450), (5, 51502470), (6, 42918725), (10, 25751235), (15, 17167490), (25, 10300494), (30, 8583745), (31, 8306850), (50, 5150247), (62, 4153425), (75, 3433498), (79, 3259650), (93, 2768950), (150, 1716749), (155, 1661370), (158, 1629825), (186, 1384475), (237, 1086550), (310, 830685), (395, 651930), (465, 553790), (474, 543275), (701, 367350), (775, 332274), (790, 325965), (930, 276895), (1185, 217310), (1402, 183675), (1550, 166137), (1975, 130386), (2103, 122450), (2325, 110758), (2370, 108655), (2449, 105150), (3505, 73470), (3950, 65193), (4206, 61225), (4650, 55379), (4898, 52575), (5925, 43462), (7010, 36735), (7347, 35050), (10515, 24490), (11850, 21731), (12245, 21030), (14694, 17525)]