76991325

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 135616320

約数和(自身を除く): 58624995

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 97, 285, 291, 475, 485, 557, 1425, 1455, 1671, 1843, 2425, 2785, 5529, 7275, 8355, 9215, 10583, 13925, 27645, 31749, 41775, 46075, 52915, 54029, 138225, 158745, 162087, 264575, 270145, 793725, 810435, 1026551, 1350725, 3079653, 4052175, 5132755, 15398265, 25663775, 76991325]

約数ペア:

[(1, 76991325), (3, 25663775), (5, 15398265), (15, 5132755), (19, 4052175), (25, 3079653), (57, 1350725), (75, 1026551), (95, 810435), (97, 793725), (285, 270145), (291, 264575), (475, 162087), (485, 158745), (557, 138225), (1425, 54029), (1455, 52915), (1671, 46075), (1843, 41775), (2425, 31749), (2785, 27645), (5529, 13925), (7275, 10583), (8355, 9215)]