31007850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{37}}^2\times {\mathrm{151}}^1$

素因数の和:240

約数の個数: 72

約数和(自身を含む): 79557408

約数和(自身を除く): 48549558

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 37, 50, 74, 75, 111, 150, 151, 185, 222, 302, 370, 453, 555, 755, 906, 925, 1110, 1369, 1510, 1850, 2265, 2738, 2775, 3775, 4107, 4530, 5550, 5587, 6845, 7550, 8214, 11174, 11325, 13690, 16761, 20535, 22650, 27935, 33522, 34225, 41070, 55870, 68450, 83805, 102675, 139675, 167610, 205350, 206719, 279350, 413438, 419025, 620157, 838050, 1033595, 1240314, 2067190, 3100785, 5167975, 6201570, 10335950, 15503925, 31007850]

約数ペア:

[(1, 31007850), (2, 15503925), (3, 10335950), (5, 6201570), (6, 5167975), (10, 3100785), (15, 2067190), (25, 1240314), (30, 1033595), (37, 838050), (50, 620157), (74, 419025), (75, 413438), (111, 279350), (150, 206719), (151, 205350), (185, 167610), (222, 139675), (302, 102675), (370, 83805), (453, 68450), (555, 55870), (755, 41070), (906, 34225), (925, 33522), (1110, 27935), (1369, 22650), (1510, 20535), (1850, 16761), (2265, 13690), (2738, 11325), (2775, 11174), (3775, 8214), (4107, 7550), (4530, 6845), (5550, 5587)]