69890925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{739}}^1$

素因数の和:862

約数の個数: 48

約数和(自身を含む): 125894720

約数和(自身を除く): 56003795

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 97, 195, 291, 325, 485, 739, 975, 1261, 1455, 2217, 2425, 3695, 3783, 6305, 7275, 9607, 11085, 18475, 18915, 28821, 31525, 48035, 55425, 71683, 94575, 144105, 215049, 240175, 358415, 720525, 931879, 1075245, 1792075, 2795637, 4659395, 5376225, 13978185, 23296975, 69890925]

約数ペア:

[(1, 69890925), (3, 23296975), (5, 13978185), (13, 5376225), (15, 4659395), (25, 2795637), (39, 1792075), (65, 1075245), (75, 931879), (97, 720525), (195, 358415), (291, 240175), (325, 215049), (485, 144105), (739, 94575), (975, 71683), (1261, 55425), (1455, 48035), (2217, 31525), (2425, 28821), (3695, 18915), (3783, 18475), (6305, 11085), (7275, 9607)]