72973725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{449}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 132580800

約数和(自身を除く): 59607075

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 197, 275, 449, 591, 825, 985, 1347, 2167, 2245, 2955, 4925, 4939, 6501, 6735, 10835, 11225, 14775, 14817, 24695, 32505, 33675, 54175, 74085, 88453, 123475, 162525, 265359, 370425, 442265, 972983, 1326795, 2211325, 2918949, 4864915, 6633975, 14594745, 24324575, 72973725]

約数ペア:

[(1, 72973725), (3, 24324575), (5, 14594745), (11, 6633975), (15, 4864915), (25, 2918949), (33, 2211325), (55, 1326795), (75, 972983), (165, 442265), (197, 370425), (275, 265359), (449, 162525), (591, 123475), (825, 88453), (985, 74085), (1347, 54175), (2167, 33675), (2245, 32505), (2955, 24695), (4925, 14817), (4939, 14775), (6501, 11225), (6735, 10835)]