About the Number

201100312

201100311 ← → 201100313

2進数表記:1011111111001000110000011000

漢数字表記:二億百十万三百十二

素因数分解:

2 3 × 7 2 × 359 1 × 1429 1

素因数の和:1808
約数の個数: 48
約数和(自身を含む): 440154000
約数和(自身を除く): 239053688

約数列:
[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 359, 392, 718, 1429, 1436, 2513, 2858, 2872, 5026, 5716, 10003, 10052, 11432, 17591, 20006, 20104, 35182, 40012, 70021, 70364, 80024, 140042, 140728, 280084, 513011, 560168, 1026022, 2052044, 3591077, 4104088, 7182154, 14364308, 25137539, 28728616, 50275078, 100550156, 201100312]

約数ペア:
[(1, 201100312), (2, 100550156), (4, 50275078), (7, 28728616), (8, 25137539), (14, 14364308), (28, 7182154), (49, 4104088), (56, 3591077), (98, 2052044), (196, 1026022), (359, 560168), (392, 513011), (718, 280084), (1429, 140728), (1436, 140042), (2513, 80024), (2858, 70364), (2872, 70021), (5026, 40012), (5716, 35182), (10003, 20104), (10052, 20006), (11432, 17591)]

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