4899550

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 9820800

約数和(自身を除く): 4921250

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 62, 109, 145, 155, 218, 290, 310, 545, 725, 775, 899, 1090, 1450, 1550, 1798, 2725, 3161, 3379, 4495, 5450, 6322, 6758, 8990, 15805, 16895, 22475, 31610, 33790, 44950, 79025, 84475, 97991, 158050, 168950, 195982, 489955, 979910, 2449775, 4899550]

約数ペア:

[(1, 4899550), (2, 2449775), (5, 979910), (10, 489955), (25, 195982), (29, 168950), (31, 158050), (50, 97991), (58, 84475), (62, 79025), (109, 44950), (145, 33790), (155, 31610), (218, 22475), (290, 16895), (310, 15805), (545, 8990), (725, 6758), (775, 6322), (899, 5450), (1090, 4495), (1450, 3379), (1550, 3161), (1798, 2725)]