1440976225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1063}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 1991178112

約数和(自身を除く): 550201887

約数列:

[1, 5, 13, 25, 43, 65, 97, 215, 325, 485, 559, 1063, 1075, 1261, 2425, 2795, 4171, 5315, 6305, 13819, 13975, 20855, 26575, 31525, 45709, 54223, 69095, 103111, 104275, 228545, 271115, 345475, 515555, 594217, 1142725, 1340443, 1355575, 2577775, 2971085, 4433773, 6702215, 14855425, 22168865, 33511075, 57639049, 110844325, 288195245, 1440976225]

約数ペア:

[(1, 1440976225), (5, 288195245), (13, 110844325), (25, 57639049), (43, 33511075), (65, 22168865), (97, 14855425), (215, 6702215), (325, 4433773), (485, 2971085), (559, 2577775), (1063, 1355575), (1075, 1340443), (1261, 1142725), (2425, 594217), (2795, 515555), (4171, 345475), (5315, 271115), (6305, 228545), (13819, 104275), (13975, 103111), (20855, 69095), (26575, 54223), (31525, 45709)]