About the Number

81851237130

81851237129 ← → 81851237131

2進数表記:1001100001110101101101100001100001010

漢数字表記:八百十八億五千百二十三万七千百三十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 2713 1 × 77359 1

素因数の和:80095
約数の個数: 64
約数和(自身を含む): 211634680320
約数和(自身を除く): 129783443190

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 2713, 5426, 8139, 13565, 16278, 27130, 35269, 40695, 70538, 77359, 81390, 105807, 154718, 176345, 211614, 232077, 352690, 386795, 464154, 529035, 773590, 1005667, 1058070, 1160385, 2011334, 2320770, 3017001, 5028335, 6034002, 10056670, 15085005, 30170010, 209874967, 419749934, 629624901, 1049374835, 1259249802, 2098749670, 2728374571, 3148124505, 5456749142, 6296249010, 8185123713, 13641872855, 16370247426, 27283745710, 40925618565, 81851237130]

約数ペア:
[(1, 81851237130), (2, 40925618565), (3, 27283745710), (5, 16370247426), (6, 13641872855), (10, 8185123713), (13, 6296249010), (15, 5456749142), (26, 3148124505), (30, 2728374571), (39, 2098749670), (65, 1259249802), (78, 1049374835), (130, 629624901), (195, 419749934), (390, 209874967), (2713, 30170010), (5426, 15085005), (8139, 10056670), (13565, 6034002), (16278, 5028335), (27130, 3017001), (35269, 2320770), (40695, 2011334), (70538, 1160385), (77359, 1058070), (81390, 1005667), (105807, 773590), (154718, 529035), (176345, 464154), (211614, 386795), (232077, 352690)]

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