About the Number

89242990

89242989 ← → 89242991

2進数表記:101010100011011110101101110

漢数字表記:八千九百二十四万二千九百九十

素因数分解:

2 1 × 5 1 × 23 1 × 53 1 × 7321 1

素因数の和:7404
約数の個数: 32
約数和(自身を含む): 170807616
約数和(自身を除く): 81564626

約数列:
[1, 2, 5, 10, 23, 46, 53, 106, 115, 230, 265, 530, 1219, 2438, 6095, 7321, 12190, 14642, 36605, 73210, 168383, 336766, 388013, 776026, 841915, 1683830, 1940065, 3880130, 8924299, 17848598, 44621495, 89242990]

約数ペア:
[(1, 89242990), (2, 44621495), (5, 17848598), (10, 8924299), (23, 3880130), (46, 1940065), (53, 1683830), (106, 841915), (115, 776026), (230, 388013), (265, 336766), (530, 168383), (1219, 73210), (2438, 36605), (6095, 14642), (7321, 12190)]

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