77728937080

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{26619499}}^1$

素因数の和:26619583

約数の個数: 32

約数和(自身を含む): 177285870000

約数和(自身を除く): 99556932920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 26619499, 53238998, 106477996, 133097495, 212955992, 266194990, 532389980, 1064779960, 1943223427, 3886446854, 7772893708, 9716117135, 15545787416, 19432234270, 38864468540, 77728937080]

約数ペア:

[(1, 77728937080), (2, 38864468540), (4, 19432234270), (5, 15545787416), (8, 9716117135), (10, 7772893708), (20, 3886446854), (40, 1943223427), (73, 1064779960), (146, 532389980), (292, 266194990), (365, 212955992), (584, 133097495), (730, 106477996), (1460, 53238998), (2920, 26619499)]