19150150

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:369

約数の個数: 48

約数和(自身を含む): 37765440

約数和(自身を除く): 18615290

約数列:

[1, 2, 5, 10, 25, 29, 47, 50, 58, 94, 145, 235, 281, 290, 470, 562, 725, 1175, 1363, 1405, 1450, 2350, 2726, 2810, 6815, 7025, 8149, 13207, 13630, 14050, 16298, 26414, 34075, 40745, 66035, 68150, 81490, 132070, 203725, 330175, 383003, 407450, 660350, 766006, 1915015, 3830030, 9575075, 19150150]

約数ペア:

[(1, 19150150), (2, 9575075), (5, 3830030), (10, 1915015), (25, 766006), (29, 660350), (47, 407450), (50, 383003), (58, 330175), (94, 203725), (145, 132070), (235, 81490), (281, 68150), (290, 66035), (470, 40745), (562, 34075), (725, 26414), (1175, 16298), (1363, 14050), (1405, 13630), (1450, 13207), (2350, 8149), (2726, 7025), (2810, 6815)]