157615925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 220968000

約数和(自身を除く): 63352075

約数列:

[1, 5, 17, 19, 25, 85, 95, 131, 149, 323, 425, 475, 655, 745, 1615, 2227, 2489, 2533, 2831, 3275, 3725, 8075, 11135, 12445, 12665, 14155, 19519, 42313, 48127, 55675, 62225, 63325, 70775, 97595, 211565, 240635, 331823, 370861, 487975, 1057825, 1203175, 1659115, 1854305, 6304637, 8295575, 9271525, 31523185, 157615925]

約数ペア:

[(1, 157615925), (5, 31523185), (17, 9271525), (19, 8295575), (25, 6304637), (85, 1854305), (95, 1659115), (131, 1203175), (149, 1057825), (323, 487975), (425, 370861), (475, 331823), (655, 240635), (745, 211565), (1615, 97595), (2227, 70775), (2489, 63325), (2533, 62225), (2831, 55675), (3275, 48127), (3725, 42313), (8075, 19519), (11135, 14155), (12445, 12665)]