71361225

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:847

約数の個数: 72

約数和(自身を含む): 142268672

約数和(自身を除く): 70907447

約数列:

[1, 3, 5, 9, 13, 15, 25, 31, 39, 45, 65, 75, 93, 117, 155, 195, 225, 279, 325, 403, 465, 585, 775, 787, 975, 1209, 1395, 2015, 2325, 2361, 2925, 3627, 3935, 6045, 6975, 7083, 10075, 10231, 11805, 18135, 19675, 24397, 30225, 30693, 35415, 51155, 59025, 73191, 90675, 92079, 121985, 153465, 177075, 219573, 255775, 317161, 365955, 460395, 609925, 767325, 951483, 1097865, 1585805, 1829775, 2301975, 2854449, 4757415, 5489325, 7929025, 14272245, 23787075, 71361225]

約数ペア:

[(1, 71361225), (3, 23787075), (5, 14272245), (9, 7929025), (13, 5489325), (15, 4757415), (25, 2854449), (31, 2301975), (39, 1829775), (45, 1585805), (65, 1097865), (75, 951483), (93, 767325), (117, 609925), (155, 460395), (195, 365955), (225, 317161), (279, 255775), (325, 219573), (403, 177075), (465, 153465), (585, 121985), (775, 92079), (787, 90675), (975, 73191), (1209, 59025), (1395, 51155), (2015, 35415), (2325, 30693), (2361, 30225), (2925, 24397), (3627, 19675), (3935, 18135), (6045, 11805), (6975, 10231), (7083, 10075)]