80601550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:541

約数の個数: 48

約数和(自身を含む): 156240000

約数和(自身を除く): 75638450

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 149, 155, 298, 310, 349, 698, 745, 775, 1490, 1550, 1745, 3490, 3725, 4619, 7450, 8725, 9238, 10819, 17450, 21638, 23095, 46190, 52001, 54095, 104002, 108190, 115475, 230950, 260005, 270475, 520010, 540950, 1300025, 1612031, 2600050, 3224062, 8060155, 16120310, 40300775, 80601550]

約数ペア:

[(1, 80601550), (2, 40300775), (5, 16120310), (10, 8060155), (25, 3224062), (31, 2600050), (50, 1612031), (62, 1300025), (149, 540950), (155, 520010), (298, 270475), (310, 260005), (349, 230950), (698, 115475), (745, 108190), (775, 104002), (1490, 54095), (1550, 52001), (1745, 46190), (3490, 23095), (3725, 21638), (4619, 17450), (7450, 10819), (8725, 9238)]