1428350

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1$

素因数の和:90

約数の個数: 72

約数和(自身を含む): 3435048

約数和(自身を除く): 2006698

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 49, 50, 53, 55, 70, 77, 98, 106, 110, 154, 175, 245, 265, 275, 350, 371, 385, 490, 530, 539, 550, 583, 742, 770, 1078, 1166, 1225, 1325, 1855, 1925, 2450, 2597, 2650, 2695, 2915, 3710, 3850, 4081, 5194, 5390, 5830, 8162, 9275, 12985, 13475, 14575, 18550, 20405, 25970, 26950, 28567, 29150, 40810, 57134, 64925, 102025, 129850, 142835, 204050, 285670, 714175, 1428350]

約数ペア:

[(1, 1428350), (2, 714175), (5, 285670), (7, 204050), (10, 142835), (11, 129850), (14, 102025), (22, 64925), (25, 57134), (35, 40810), (49, 29150), (50, 28567), (53, 26950), (55, 25970), (70, 20405), (77, 18550), (98, 14575), (106, 13475), (110, 12985), (154, 9275), (175, 8162), (245, 5830), (265, 5390), (275, 5194), (350, 4081), (371, 3850), (385, 3710), (490, 2915), (530, 2695), (539, 2650), (550, 2597), (583, 2450), (742, 1925), (770, 1855), (1078, 1325), (1166, 1225)]