About the Number

130810900

130810899 ← → 130810901

2進数表記:111110011000000010000010100

漢数字表記:一億三千八十一万九百

素因数分解:

2 2 × 5 2 × 11 1 × 109 1 × 1091 1

素因数の和:1225
約数の個数: 72
約数和(自身を含む): 312792480
約数和(自身を除く): 181981580

約数列:
[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 109, 110, 218, 220, 275, 436, 545, 550, 1090, 1091, 1100, 1199, 2180, 2182, 2398, 2725, 4364, 4796, 5450, 5455, 5995, 10900, 10910, 11990, 12001, 21820, 23980, 24002, 27275, 29975, 48004, 54550, 59950, 60005, 109100, 118919, 119900, 120010, 237838, 240020, 300025, 475676, 594595, 600050, 1189190, 1200100, 1308109, 2378380, 2616218, 2972975, 5232436, 5945950, 6540545, 11891900, 13081090, 26162180, 32702725, 65405450, 130810900]

約数ペア:
[(1, 130810900), (2, 65405450), (4, 32702725), (5, 26162180), (10, 13081090), (11, 11891900), (20, 6540545), (22, 5945950), (25, 5232436), (44, 2972975), (50, 2616218), (55, 2378380), (100, 1308109), (109, 1200100), (110, 1189190), (218, 600050), (220, 594595), (275, 475676), (436, 300025), (545, 240020), (550, 237838), (1090, 120010), (1091, 119900), (1100, 118919), (1199, 109100), (2180, 60005), (2182, 59950), (2398, 54550), (2725, 48004), (4364, 29975), (4796, 27275), (5450, 24002), (5455, 23980), (5995, 21820), (10900, 12001), (10910, 11990)]

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