1897850845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1597}}^1$

素因数の和:1702

約数の個数: 64

約数和(自身を含む): 2783434752

約数和(自身を除く): 885583907

約数列:

[1, 5, 11, 17, 31, 41, 55, 85, 155, 187, 205, 341, 451, 527, 697, 935, 1271, 1597, 1705, 2255, 2635, 3485, 5797, 6355, 7667, 7985, 13981, 17567, 21607, 27149, 28985, 38335, 49507, 65477, 69905, 87835, 108035, 135745, 237677, 247535, 298639, 327385, 544577, 720247, 841619, 1113109, 1188385, 1493195, 2029787, 2722885, 3601235, 4208095, 5565545, 9257809, 10148935, 12244199, 22327657, 34506379, 46289045, 61220995, 111638285, 172531895, 379570169, 1897850845]

約数ペア:

[(1, 1897850845), (5, 379570169), (11, 172531895), (17, 111638285), (31, 61220995), (41, 46289045), (55, 34506379), (85, 22327657), (155, 12244199), (187, 10148935), (205, 9257809), (341, 5565545), (451, 4208095), (527, 3601235), (697, 2722885), (935, 2029787), (1271, 1493195), (1597, 1188385), (1705, 1113109), (2255, 841619), (2635, 720247), (3485, 544577), (5797, 327385), (6355, 298639), (7667, 247535), (7985, 237677), (13981, 135745), (17567, 108035), (21607, 87835), (27149, 69905), (28985, 65477), (38335, 49507)]