About the Number

201210880

201210879 ← → 201210881

2進数表記:1011111111100011110000000000

漢数字表記:二億百二十一万八百八十

素因数分解:

2 10 × 5 1 × 13 1 × 3023 1

素因数の和:3061
約数の個数: 88
約数和(自身を含む): 519970752
約数和(自身を除く): 318759872

約数列:
[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1664, 2080, 2560, 3023, 3328, 4160, 5120, 6046, 6656, 8320, 12092, 13312, 15115, 16640, 24184, 30230, 33280, 39299, 48368, 60460, 66560, 78598, 96736, 120920, 157196, 193472, 196495, 241840, 314392, 386944, 392990, 483680, 628784, 773888, 785980, 967360, 1257568, 1547776, 1571960, 1934720, 2515136, 3095552, 3143920, 3869440, 5030272, 6287840, 7738880, 10060544, 12575680, 15477760, 20121088, 25151360, 40242176, 50302720, 100605440, 201210880]

約数ペア:
[(1, 201210880), (2, 100605440), (4, 50302720), (5, 40242176), (8, 25151360), (10, 20121088), (13, 15477760), (16, 12575680), (20, 10060544), (26, 7738880), (32, 6287840), (40, 5030272), (52, 3869440), (64, 3143920), (65, 3095552), (80, 2515136), (104, 1934720), (128, 1571960), (130, 1547776), (160, 1257568), (208, 967360), (256, 785980), (260, 773888), (320, 628784), (416, 483680), (512, 392990), (520, 386944), (640, 314392), (832, 241840), (1024, 196495), (1040, 193472), (1280, 157196), (1664, 120920), (2080, 96736), (2560, 78598), (3023, 66560), (3328, 60460), (4160, 48368), (5120, 39299), (6046, 33280), (6656, 30230), (8320, 24184), (12092, 16640), (13312, 15115)]

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