218972050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{1109}}^1$

素因数の和:1491

約数の個数: 48

約数和(自身を含む): 445953600

約数和(自身を除く): 226981550

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 359, 550, 718, 1109, 1795, 2218, 3590, 3949, 5545, 7898, 8975, 11090, 12199, 17950, 19745, 24398, 27725, 39490, 55450, 60995, 98725, 121990, 197450, 304975, 398131, 609950, 796262, 1990655, 3981310, 4379441, 8758882, 9953275, 19906550, 21897205, 43794410, 109486025, 218972050]

約数ペア:

[(1, 218972050), (2, 109486025), (5, 43794410), (10, 21897205), (11, 19906550), (22, 9953275), (25, 8758882), (50, 4379441), (55, 3981310), (110, 1990655), (275, 796262), (359, 609950), (550, 398131), (718, 304975), (1109, 197450), (1795, 121990), (2218, 98725), (3590, 60995), (3949, 55450), (5545, 39490), (7898, 27725), (8975, 24398), (11090, 19745), (12199, 17950)]