About the Number

664130980

664130979 ← → 664130981

2進数表記:100111100101011101010110100100

漢数字表記:六億六千四百十三万九百八十

素因数分解:

2 2 × 5 1 × 23 1 × 31 1 × 46573 1

素因数の和:46636
約数の個数: 48
約数和(自身を含む): 1502290944
約数和(自身を除く): 838159964

約数列:
[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 2852, 3565, 7130, 14260, 46573, 93146, 186292, 232865, 465730, 931460, 1071179, 1443763, 2142358, 2887526, 4284716, 5355895, 5775052, 7218815, 10711790, 14437630, 21423580, 28875260, 33206549, 66413098, 132826196, 166032745, 332065490, 664130980]

約数ペア:
[(1, 664130980), (2, 332065490), (4, 166032745), (5, 132826196), (10, 66413098), (20, 33206549), (23, 28875260), (31, 21423580), (46, 14437630), (62, 10711790), (92, 7218815), (115, 5775052), (124, 5355895), (155, 4284716), (230, 2887526), (310, 2142358), (460, 1443763), (620, 1071179), (713, 931460), (1426, 465730), (2852, 232865), (3565, 186292), (7130, 93146), (14260, 46573)]

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