201525100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1291}}^1$

素因数の和:1535

約数の個数: 72

約数和(自身を含む): 502412288

約数和(自身を除く): 300887188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 223, 350, 446, 700, 892, 1115, 1291, 1561, 2230, 2582, 3122, 4460, 5164, 5575, 6244, 6455, 7805, 9037, 11150, 12910, 15610, 18074, 22300, 25820, 31220, 32275, 36148, 39025, 45185, 64550, 78050, 90370, 129100, 156100, 180740, 225925, 287893, 451850, 575786, 903700, 1151572, 1439465, 2015251, 2878930, 4030502, 5757860, 7197325, 8061004, 10076255, 14394650, 20152510, 28789300, 40305020, 50381275, 100762550, 201525100]

約数ペア:

[(1, 201525100), (2, 100762550), (4, 50381275), (5, 40305020), (7, 28789300), (10, 20152510), (14, 14394650), (20, 10076255), (25, 8061004), (28, 7197325), (35, 5757860), (50, 4030502), (70, 2878930), (100, 2015251), (140, 1439465), (175, 1151572), (223, 903700), (350, 575786), (446, 451850), (700, 287893), (892, 225925), (1115, 180740), (1291, 156100), (1561, 129100), (2230, 90370), (2582, 78050), (3122, 64550), (4460, 45185), (5164, 39025), (5575, 36148), (6244, 32275), (6455, 31220), (7805, 25820), (9037, 22300), (11150, 18074), (12910, 15610)]