129805900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:536

約数の個数: 108

約数和(自身を含む): 333963000

約数和(自身を除く): 204157100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 59, 70, 98, 100, 118, 140, 175, 196, 236, 245, 295, 350, 413, 449, 490, 590, 700, 826, 898, 980, 1180, 1225, 1475, 1652, 1796, 2065, 2245, 2450, 2891, 2950, 3143, 4130, 4490, 4900, 5782, 5900, 6286, 8260, 8980, 10325, 11225, 11564, 12572, 14455, 15715, 20650, 22001, 22450, 26491, 28910, 31430, 41300, 44002, 44900, 52982, 57820, 62860, 72275, 78575, 88004, 105964, 110005, 132455, 144550, 157150, 185437, 220010, 264910, 289100, 314300, 370874, 440020, 529820, 550025, 662275, 741748, 927185, 1100050, 1298059, 1324550, 1854370, 2200100, 2596118, 2649100, 3708740, 4635925, 5192236, 6490295, 9271850, 12980590, 18543700, 25961180, 32451475, 64902950, 129805900]

約数ペア:

[(1, 129805900), (2, 64902950), (4, 32451475), (5, 25961180), (7, 18543700), (10, 12980590), (14, 9271850), (20, 6490295), (25, 5192236), (28, 4635925), (35, 3708740), (49, 2649100), (50, 2596118), (59, 2200100), (70, 1854370), (98, 1324550), (100, 1298059), (118, 1100050), (140, 927185), (175, 741748), (196, 662275), (236, 550025), (245, 529820), (295, 440020), (350, 370874), (413, 314300), (449, 289100), (490, 264910), (590, 220010), (700, 185437), (826, 157150), (898, 144550), (980, 132455), (1180, 110005), (1225, 105964), (1475, 88004), (1652, 78575), (1796, 72275), (2065, 62860), (2245, 57820), (2450, 52982), (2891, 44900), (2950, 44002), (3143, 41300), (4130, 31430), (4490, 28910), (4900, 26491), (5782, 22450), (5900, 22001), (6286, 20650), (8260, 15715), (8980, 14455), (10325, 12572), (11225, 11564)]