53521575

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 98743680

約数和(自身を除く): 45222105

約数列:

[1, 3, 5, 15, 19, 23, 25, 57, 69, 71, 75, 95, 115, 213, 285, 345, 355, 437, 475, 529, 575, 1065, 1311, 1349, 1425, 1587, 1633, 1725, 1775, 2185, 2645, 4047, 4899, 5325, 6555, 6745, 7935, 8165, 10051, 10925, 13225, 20235, 24495, 30153, 31027, 32775, 33725, 37559, 39675, 40825, 50255, 93081, 101175, 112677, 122475, 150765, 155135, 187795, 251275, 465405, 563385, 713621, 753825, 775675, 938975, 2140863, 2327025, 2816925, 3568105, 10704315, 17840525, 53521575]

約数ペア:

[(1, 53521575), (3, 17840525), (5, 10704315), (15, 3568105), (19, 2816925), (23, 2327025), (25, 2140863), (57, 938975), (69, 775675), (71, 753825), (75, 713621), (95, 563385), (115, 465405), (213, 251275), (285, 187795), (345, 155135), (355, 150765), (437, 122475), (475, 112677), (529, 101175), (575, 93081), (1065, 50255), (1311, 40825), (1349, 39675), (1425, 37559), (1587, 33725), (1633, 32775), (1725, 31027), (1775, 30153), (2185, 24495), (2645, 20235), (4047, 13225), (4899, 10925), (5325, 10051), (6555, 8165), (6745, 7935)]