40075040

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^2\times {\mathrm{149}}^1$

素因数の和:246

約数の個数: 72

約数和(自身を含む): 97694100

約数和(自身を除く): 57619060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 149, 160, 164, 205, 298, 328, 410, 596, 656, 745, 820, 1192, 1312, 1490, 1640, 1681, 2384, 2980, 3280, 3362, 4768, 5960, 6109, 6560, 6724, 8405, 11920, 12218, 13448, 16810, 23840, 24436, 26896, 30545, 33620, 48872, 53792, 61090, 67240, 97744, 122180, 134480, 195488, 244360, 250469, 268960, 488720, 500938, 977440, 1001876, 1252345, 2003752, 2504690, 4007504, 5009380, 8015008, 10018760, 20037520, 40075040]

約数ペア:

[(1, 40075040), (2, 20037520), (4, 10018760), (5, 8015008), (8, 5009380), (10, 4007504), (16, 2504690), (20, 2003752), (32, 1252345), (40, 1001876), (41, 977440), (80, 500938), (82, 488720), (149, 268960), (160, 250469), (164, 244360), (205, 195488), (298, 134480), (328, 122180), (410, 97744), (596, 67240), (656, 61090), (745, 53792), (820, 48872), (1192, 33620), (1312, 30545), (1490, 26896), (1640, 24436), (1681, 23840), (2384, 16810), (2980, 13448), (3280, 12218), (3362, 11920), (4768, 8405), (5960, 6724), (6109, 6560)]