10720575

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 20891520

約数和(自身を除く): 10170945

約数列:

[1, 3, 5, 9, 15, 25, 29, 31, 45, 53, 75, 87, 93, 145, 155, 159, 225, 261, 265, 279, 435, 465, 477, 725, 775, 795, 899, 1305, 1325, 1395, 1537, 1643, 2175, 2325, 2385, 2697, 3975, 4495, 4611, 4929, 6525, 6975, 7685, 8091, 8215, 11925, 13485, 13833, 14787, 22475, 23055, 24645, 38425, 40455, 41075, 47647, 67425, 69165, 73935, 115275, 123225, 142941, 202275, 238235, 345825, 369675, 428823, 714705, 1191175, 2144115, 3573525, 10720575]

約数ペア:

[(1, 10720575), (3, 3573525), (5, 2144115), (9, 1191175), (15, 714705), (25, 428823), (29, 369675), (31, 345825), (45, 238235), (53, 202275), (75, 142941), (87, 123225), (93, 115275), (145, 73935), (155, 69165), (159, 67425), (225, 47647), (261, 41075), (265, 40455), (279, 38425), (435, 24645), (465, 23055), (477, 22475), (725, 14787), (775, 13833), (795, 13485), (899, 11925), (1305, 8215), (1325, 8091), (1395, 7685), (1537, 6975), (1643, 6525), (2175, 4929), (2325, 4611), (2385, 4495), (2697, 3975)]