313331375

素因数分解:

$5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:489

約数の個数: 64

約数和(自身を含む): 481628160

約数和(自身を除く): 168296785

約数列:

[1, 5, 7, 19, 25, 35, 47, 95, 125, 133, 175, 235, 329, 401, 475, 665, 875, 893, 1175, 1645, 2005, 2375, 2807, 3325, 4465, 5875, 6251, 7619, 8225, 10025, 14035, 16625, 18847, 22325, 31255, 38095, 41125, 50125, 53333, 70175, 94235, 111625, 131929, 156275, 190475, 266665, 350875, 358093, 471175, 659645, 781375, 952375, 1333325, 1790465, 2355875, 2506651, 3298225, 6666625, 8952325, 12533255, 16491125, 44761625, 62666275, 313331375]

約数ペア:

[(1, 313331375), (5, 62666275), (7, 44761625), (19, 16491125), (25, 12533255), (35, 8952325), (47, 6666625), (95, 3298225), (125, 2506651), (133, 2355875), (175, 1790465), (235, 1333325), (329, 952375), (401, 781375), (475, 659645), (665, 471175), (875, 358093), (893, 350875), (1175, 266665), (1645, 190475), (2005, 156275), (2375, 131929), (2807, 111625), (3325, 94235), (4465, 70175), (5875, 53333), (6251, 50125), (7619, 41125), (8225, 38095), (10025, 31255), (14035, 22325), (16625, 18847)]