51758475

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 90396000

約数和(自身を除く): 38637525

約数列:

[1, 3, 5, 15, 25, 29, 53, 75, 87, 145, 159, 265, 435, 449, 725, 795, 1325, 1347, 1537, 2175, 2245, 3975, 4611, 6735, 7685, 11225, 13021, 23055, 23797, 33675, 38425, 39063, 65105, 71391, 115275, 118985, 195315, 325525, 356955, 594925, 690113, 976575, 1784775, 2070339, 3450565, 10351695, 17252825, 51758475]

約数ペア:

[(1, 51758475), (3, 17252825), (5, 10351695), (15, 3450565), (25, 2070339), (29, 1784775), (53, 976575), (75, 690113), (87, 594925), (145, 356955), (159, 325525), (265, 195315), (435, 118985), (449, 115275), (725, 71391), (795, 65105), (1325, 39063), (1347, 38425), (1537, 33675), (2175, 23797), (2245, 23055), (3975, 13021), (4611, 11225), (6735, 7685)]