66756675

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 113965920

約数和(自身を除く): 47209245

約数列:

[1, 3, 5, 15, 25, 73, 75, 89, 137, 219, 267, 365, 411, 445, 685, 1095, 1335, 1825, 2055, 2225, 3425, 5475, 6497, 6675, 10001, 10275, 12193, 19491, 30003, 32485, 36579, 50005, 60965, 97455, 150015, 162425, 182895, 250025, 304825, 487275, 750075, 890089, 914475, 2670267, 4450445, 13351335, 22252225, 66756675]

約数ペア:

[(1, 66756675), (3, 22252225), (5, 13351335), (15, 4450445), (25, 2670267), (73, 914475), (75, 890089), (89, 750075), (137, 487275), (219, 304825), (267, 250025), (365, 182895), (411, 162425), (445, 150015), (685, 97455), (1095, 60965), (1335, 50005), (1825, 36579), (2055, 32485), (2225, 30003), (3425, 19491), (5475, 12193), (6497, 10275), (6675, 10001)]