About the Number

131791056

131791055 ← → 131791057

2進数表記:111110110101111100011010000

漢数字表記:一億三千百七十九万千五十六

素因数分解:

2 4 × 3 1 × 41 1 × 167 1 × 401 1

素因数の和:620
約数の個数: 80
約数和(自身を含む): 351727488
約数和(自身を除く): 219936432

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 167, 246, 328, 334, 401, 492, 501, 656, 668, 802, 984, 1002, 1203, 1336, 1604, 1968, 2004, 2406, 2672, 3208, 4008, 4812, 6416, 6847, 8016, 9624, 13694, 16441, 19248, 20541, 27388, 32882, 41082, 49323, 54776, 65764, 66967, 82164, 98646, 109552, 131528, 133934, 164328, 197292, 200901, 263056, 267868, 328656, 394584, 401802, 535736, 789168, 803604, 1071472, 1607208, 2745647, 3214416, 5491294, 8236941, 10982588, 16473882, 21965176, 32947764, 43930352, 65895528, 131791056]

約数ペア:
[(1, 131791056), (2, 65895528), (3, 43930352), (4, 32947764), (6, 21965176), (8, 16473882), (12, 10982588), (16, 8236941), (24, 5491294), (41, 3214416), (48, 2745647), (82, 1607208), (123, 1071472), (164, 803604), (167, 789168), (246, 535736), (328, 401802), (334, 394584), (401, 328656), (492, 267868), (501, 263056), (656, 200901), (668, 197292), (802, 164328), (984, 133934), (1002, 131528), (1203, 109552), (1336, 98646), (1604, 82164), (1968, 66967), (2004, 65764), (2406, 54776), (2672, 49323), (3208, 41082), (4008, 32882), (4812, 27388), (6416, 20541), (6847, 19248), (8016, 16441), (9624, 13694)]

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