64808475

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{359}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 112492800

約数和(自身を除く): 47684325

約数列:

[1, 3, 5, 15, 25, 29, 75, 83, 87, 145, 249, 359, 415, 435, 725, 1077, 1245, 1795, 2075, 2175, 2407, 5385, 6225, 7221, 8975, 10411, 12035, 26925, 29797, 31233, 36105, 52055, 60175, 89391, 148985, 156165, 180525, 260275, 446955, 744925, 780825, 864113, 2234775, 2592339, 4320565, 12961695, 21602825, 64808475]

約数ペア:

[(1, 64808475), (3, 21602825), (5, 12961695), (15, 4320565), (25, 2592339), (29, 2234775), (75, 864113), (83, 780825), (87, 744925), (145, 446955), (249, 260275), (359, 180525), (415, 156165), (435, 148985), (725, 89391), (1077, 60175), (1245, 52055), (1795, 36105), (2075, 31233), (2175, 29797), (2407, 26925), (5385, 12035), (6225, 10411), (7221, 8975)]