74570025

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 129991680

約数和(自身を除く): 55421655

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 139, 311, 345, 417, 575, 695, 933, 1555, 1725, 2085, 3197, 3475, 4665, 7153, 7775, 9591, 10425, 15985, 21459, 23325, 35765, 43229, 47955, 79925, 107295, 129687, 178825, 216145, 239775, 536475, 648435, 994267, 1080725, 2982801, 3242175, 4971335, 14914005, 24856675, 74570025]

約数ペア:

[(1, 74570025), (3, 24856675), (5, 14914005), (15, 4971335), (23, 3242175), (25, 2982801), (69, 1080725), (75, 994267), (115, 648435), (139, 536475), (311, 239775), (345, 216145), (417, 178825), (575, 129687), (695, 107295), (933, 79925), (1555, 47955), (1725, 43229), (2085, 35765), (3197, 23325), (3475, 21459), (4665, 15985), (7153, 10425), (7775, 9591)]