About the Number

129808050

129808049 ← → 129808051

2進数表記:111101111001011011010110010

漢数字表記:一億二千九百八十万八千五十

素因数分解:

2 1 × 3 1 × 5 2 × 41 1 × 21107 1

素因数の和:21163
約数の個数: 48
約数和(自身を含む): 329791392
約数和(自身を除く): 199983342

約数列:
[1, 2, 3, 5, 6, 10, 15, 25, 30, 41, 50, 75, 82, 123, 150, 205, 246, 410, 615, 1025, 1230, 2050, 3075, 6150, 21107, 42214, 63321, 105535, 126642, 211070, 316605, 527675, 633210, 865387, 1055350, 1583025, 1730774, 2596161, 3166050, 4326935, 5192322, 8653870, 12980805, 21634675, 25961610, 43269350, 64904025, 129808050]

約数ペア:
[(1, 129808050), (2, 64904025), (3, 43269350), (5, 25961610), (6, 21634675), (10, 12980805), (15, 8653870), (25, 5192322), (30, 4326935), (41, 3166050), (50, 2596161), (75, 1730774), (82, 1583025), (123, 1055350), (150, 865387), (205, 633210), (246, 527675), (410, 316605), (615, 211070), (1025, 126642), (1230, 105535), (2050, 63321), (3075, 42214), (6150, 21107)]

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