87124725

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{12491}}^1$

素因数の和:12538

約数の個数: 36

約数和(自身を含む): 161096832

約数和(自身を除く): 73972107

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 155, 225, 279, 465, 775, 1395, 2325, 6975, 12491, 37473, 62455, 112419, 187365, 312275, 387221, 562095, 936825, 1161663, 1936105, 2810475, 3484989, 5808315, 9680525, 17424945, 29041575, 87124725]

約数ペア:

[(1, 87124725), (3, 29041575), (5, 17424945), (9, 9680525), (15, 5808315), (25, 3484989), (31, 2810475), (45, 1936105), (75, 1161663), (93, 936825), (155, 562095), (225, 387221), (279, 312275), (465, 187365), (775, 112419), (1395, 62455), (2325, 37473), (6975, 12491)]