317685975

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{229}}^1\times {\mathrm{349}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 539028000

約数和(自身を除く): 221342025

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 229, 265, 349, 687, 795, 1047, 1145, 1325, 1745, 3435, 3975, 5235, 5725, 8725, 12137, 17175, 18497, 26175, 36411, 55491, 60685, 79921, 92485, 182055, 239763, 277455, 303425, 399605, 462425, 910275, 1198815, 1387275, 1998025, 4235813, 5994075, 12707439, 21179065, 63537195, 105895325, 317685975]

約数ペア:

[(1, 317685975), (3, 105895325), (5, 63537195), (15, 21179065), (25, 12707439), (53, 5994075), (75, 4235813), (159, 1998025), (229, 1387275), (265, 1198815), (349, 910275), (687, 462425), (795, 399605), (1047, 303425), (1145, 277455), (1325, 239763), (1745, 182055), (3435, 92485), (3975, 79921), (5235, 60685), (5725, 55491), (8725, 36411), (12137, 26175), (17175, 18497)]