81488150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2767}}^1$

素因数の和:2829

約数の個数: 48

約数和(自身を含む): 164751360

約数和(自身を除く): 83263210

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 155, 190, 310, 475, 589, 775, 950, 1178, 1550, 2767, 2945, 5534, 5890, 13835, 14725, 27670, 29450, 52573, 69175, 85777, 105146, 138350, 171554, 262865, 428885, 525730, 857770, 1314325, 1629763, 2144425, 2628650, 3259526, 4288850, 8148815, 16297630, 40744075, 81488150]

約数ペア:

[(1, 81488150), (2, 40744075), (5, 16297630), (10, 8148815), (19, 4288850), (25, 3259526), (31, 2628650), (38, 2144425), (50, 1629763), (62, 1314325), (95, 857770), (155, 525730), (190, 428885), (310, 262865), (475, 171554), (589, 138350), (775, 105146), (950, 85777), (1178, 69175), (1550, 52573), (2767, 29450), (2945, 27670), (5534, 14725), (5890, 13835)]