About the Number

131357472

131357471 ← → 131357473

2進数表記:111110101000101101100100000

漢数字表記:一億三千百三十五万七千四百七十二

素因数分解:

2 5 × 3 1 × 29 2 × 1627 1

素因数の和:1698
約数の個数: 72
約数和(自身を含む): 357332976
約数和(自身を除く): 225975504

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 87, 96, 116, 174, 232, 348, 464, 696, 841, 928, 1392, 1627, 1682, 2523, 2784, 3254, 3364, 4881, 5046, 6508, 6728, 9762, 10092, 13016, 13456, 19524, 20184, 26032, 26912, 39048, 40368, 47183, 52064, 78096, 80736, 94366, 141549, 156192, 188732, 283098, 377464, 566196, 754928, 1132392, 1368307, 1509856, 2264784, 2736614, 4104921, 4529568, 5473228, 8209842, 10946456, 16419684, 21892912, 32839368, 43785824, 65678736, 131357472]

約数ペア:
[(1, 131357472), (2, 65678736), (3, 43785824), (4, 32839368), (6, 21892912), (8, 16419684), (12, 10946456), (16, 8209842), (24, 5473228), (29, 4529568), (32, 4104921), (48, 2736614), (58, 2264784), (87, 1509856), (96, 1368307), (116, 1132392), (174, 754928), (232, 566196), (348, 377464), (464, 283098), (696, 188732), (841, 156192), (928, 141549), (1392, 94366), (1627, 80736), (1682, 78096), (2523, 52064), (2784, 47183), (3254, 40368), (3364, 39048), (4881, 26912), (5046, 26032), (6508, 20184), (6728, 19524), (9762, 13456), (10092, 13016)]

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