23251250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:141

約数の個数: 80

約数和(自身を含む): 50608800

約数和(自身を除く): 27357550

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 89, 95, 110, 125, 178, 190, 209, 250, 275, 418, 445, 475, 550, 625, 890, 950, 979, 1045, 1250, 1375, 1691, 1958, 2090, 2225, 2375, 2750, 3382, 4450, 4750, 4895, 5225, 6875, 8455, 9790, 10450, 11125, 11875, 13750, 16910, 18601, 22250, 23750, 24475, 26125, 37202, 42275, 48950, 52250, 55625, 84550, 93005, 111250, 122375, 130625, 186010, 211375, 244750, 261250, 422750, 465025, 611875, 930050, 1056875, 1223750, 2113750, 2325125, 4650250, 11625625, 23251250]

約数ペア:

[(1, 23251250), (2, 11625625), (5, 4650250), (10, 2325125), (11, 2113750), (19, 1223750), (22, 1056875), (25, 930050), (38, 611875), (50, 465025), (55, 422750), (89, 261250), (95, 244750), (110, 211375), (125, 186010), (178, 130625), (190, 122375), (209, 111250), (250, 93005), (275, 84550), (418, 55625), (445, 52250), (475, 48950), (550, 42275), (625, 37202), (890, 26125), (950, 24475), (979, 23750), (1045, 22250), (1250, 18601), (1375, 16910), (1691, 13750), (1958, 11875), (2090, 11125), (2225, 10450), (2375, 9790), (2750, 8455), (3382, 6875), (4450, 5225), (4750, 4895)]