79581375

素因数分解:

$3^2\times 5^3\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:705

約数の個数: 48

約数和(自身を含む): 144847872

約数和(自身を除く): 65266497

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 127, 225, 375, 381, 557, 635, 1125, 1143, 1671, 1905, 2785, 3175, 5013, 5715, 8355, 9525, 13925, 15875, 25065, 28575, 41775, 47625, 69625, 70739, 125325, 142875, 208875, 212217, 353695, 626625, 636651, 1061085, 1768475, 3183255, 5305425, 8842375, 15916275, 26527125, 79581375]

約数ペア:

[(1, 79581375), (3, 26527125), (5, 15916275), (9, 8842375), (15, 5305425), (25, 3183255), (45, 1768475), (75, 1061085), (125, 636651), (127, 626625), (225, 353695), (375, 212217), (381, 208875), (557, 142875), (635, 125325), (1125, 70739), (1143, 69625), (1671, 47625), (1905, 41775), (2785, 28575), (3175, 25065), (5013, 15875), (5715, 13925), (8355, 9525)]