27719450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{499}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 56916000

約数和(自身を除く): 29196550

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 101, 110, 202, 275, 499, 505, 550, 998, 1010, 1111, 2222, 2495, 2525, 4990, 5050, 5489, 5555, 10978, 11110, 12475, 24950, 27445, 27775, 50399, 54890, 55550, 100798, 137225, 251995, 274450, 503990, 554389, 1108778, 1259975, 2519950, 2771945, 5543890, 13859725, 27719450]

約数ペア:

[(1, 27719450), (2, 13859725), (5, 5543890), (10, 2771945), (11, 2519950), (22, 1259975), (25, 1108778), (50, 554389), (55, 503990), (101, 274450), (110, 251995), (202, 137225), (275, 100798), (499, 55550), (505, 54890), (550, 50399), (998, 27775), (1010, 27445), (1111, 24950), (2222, 12475), (2495, 11110), (2525, 10978), (4990, 5555), (5050, 5489)]