248752900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2239}}^1$

素因数の和:2365

約数の個数: 72

約数和(自身を含む): 594961920

約数和(自身を除く): 346209020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 101, 110, 202, 220, 275, 404, 505, 550, 1010, 1100, 1111, 2020, 2222, 2239, 2525, 4444, 4478, 5050, 5555, 8956, 10100, 11110, 11195, 22220, 22390, 24629, 27775, 44780, 49258, 55550, 55975, 98516, 111100, 111950, 123145, 223900, 226139, 246290, 452278, 492580, 615725, 904556, 1130695, 1231450, 2261390, 2462900, 2487529, 4522780, 4975058, 5653475, 9950116, 11306950, 12437645, 22613900, 24875290, 49750580, 62188225, 124376450, 248752900]

約数ペア:

[(1, 248752900), (2, 124376450), (4, 62188225), (5, 49750580), (10, 24875290), (11, 22613900), (20, 12437645), (22, 11306950), (25, 9950116), (44, 5653475), (50, 4975058), (55, 4522780), (100, 2487529), (101, 2462900), (110, 2261390), (202, 1231450), (220, 1130695), (275, 904556), (404, 615725), (505, 492580), (550, 452278), (1010, 246290), (1100, 226139), (1111, 223900), (2020, 123145), (2222, 111950), (2239, 111100), (2525, 98516), (4444, 55975), (4478, 55550), (5050, 49258), (5555, 44780), (8956, 27775), (10100, 24629), (11110, 22390), (11195, 22220)]