1821731950

素因数分解:

$2^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{151}}^1\times {\mathrm{2389}}^1$

素因数の和:2653

約数の個数: 48

約数和(自身を含む): 3446074080

約数和(自身を除く): 1624342130

約数列:

[1, 2, 5, 10, 25, 50, 101, 151, 202, 302, 505, 755, 1010, 1510, 2389, 2525, 3775, 4778, 5050, 7550, 11945, 15251, 23890, 30502, 59725, 76255, 119450, 152510, 241289, 360739, 381275, 482578, 721478, 762550, 1206445, 1803695, 2412890, 3607390, 6032225, 9018475, 12064450, 18036950, 36434639, 72869278, 182173195, 364346390, 910865975, 1821731950]

約数ペア:

[(1, 1821731950), (2, 910865975), (5, 364346390), (10, 182173195), (25, 72869278), (50, 36434639), (101, 18036950), (151, 12064450), (202, 9018475), (302, 6032225), (505, 3607390), (755, 2412890), (1010, 1803695), (1510, 1206445), (2389, 762550), (2525, 721478), (3775, 482578), (4778, 381275), (5050, 360739), (7550, 241289), (11945, 152510), (15251, 119450), (23890, 76255), (30502, 59725)]