20050050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{349}}^1\times {\mathrm{383}}^1$

素因数の和:747

約数の個数: 48

約数和(自身を含む): 49996800

約数和(自身を除く): 29946750

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 349, 383, 698, 766, 1047, 1149, 1745, 1915, 2094, 2298, 3490, 3830, 5235, 5745, 8725, 9575, 10470, 11490, 17450, 19150, 26175, 28725, 52350, 57450, 133667, 267334, 401001, 668335, 802002, 1336670, 2005005, 3341675, 4010010, 6683350, 10025025, 20050050]

約数ペア:

[(1, 20050050), (2, 10025025), (3, 6683350), (5, 4010010), (6, 3341675), (10, 2005005), (15, 1336670), (25, 802002), (30, 668335), (50, 401001), (75, 267334), (150, 133667), (349, 57450), (383, 52350), (698, 28725), (766, 26175), (1047, 19150), (1149, 17450), (1745, 11490), (1915, 10470), (2094, 9575), (2298, 8725), (3490, 5745), (3830, 5235)]