201235880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{162287}}^1$

素因数の和:162329

約数の個数: 32

約数和(自身を含む): 467389440

約数和(自身を除く): 266153560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 162287, 324574, 649148, 811435, 1298296, 1622870, 3245740, 5030897, 6491480, 10061794, 20123588, 25154485, 40247176, 50308970, 100617940, 201235880]

約数ペア:

[(1, 201235880), (2, 100617940), (4, 50308970), (5, 40247176), (8, 25154485), (10, 20123588), (20, 10061794), (31, 6491480), (40, 5030897), (62, 3245740), (124, 1622870), (155, 1298296), (248, 811435), (310, 649148), (620, 324574), (1240, 162287)]