389610025

素因数分解:

$5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 588283776

約数和(自身を除く): 198673751

約数列:

[1, 5, 7, 25, 35, 47, 49, 67, 101, 175, 235, 245, 329, 335, 469, 505, 707, 1175, 1225, 1645, 1675, 2303, 2345, 2525, 3149, 3283, 3535, 4747, 4949, 6767, 8225, 11515, 11725, 15745, 16415, 17675, 22043, 23735, 24745, 33229, 33835, 47369, 57575, 78725, 82075, 110215, 118675, 123725, 154301, 166145, 169175, 232603, 236845, 318049, 331583, 551075, 771505, 830725, 1163015, 1184225, 1590245, 1657915, 2226343, 3857525, 5815075, 7951225, 8289575, 11131715, 15584401, 55658575, 77922005, 389610025]

約数ペア:

[(1, 389610025), (5, 77922005), (7, 55658575), (25, 15584401), (35, 11131715), (47, 8289575), (49, 7951225), (67, 5815075), (101, 3857525), (175, 2226343), (235, 1657915), (245, 1590245), (329, 1184225), (335, 1163015), (469, 830725), (505, 771505), (707, 551075), (1175, 331583), (1225, 318049), (1645, 236845), (1675, 232603), (2303, 169175), (2345, 166145), (2525, 154301), (3149, 123725), (3283, 118675), (3535, 110215), (4747, 82075), (4949, 78725), (6767, 57575), (8225, 47369), (11515, 33835), (11725, 33229), (15745, 24745), (16415, 23735), (17675, 22043)]