About the Number

72679490

72679489 ← → 72679491

2進数表記:100010101010000000001000010

漢数字表記:七千二百六十七万九千四百九十

素因数分解:

2 1 × 5 1 × 13 1 × 271 1 × 2063 1

素因数の和:2354
約数の個数: 32
約数和(自身を含む): 141474816
約数和(自身を除く): 68795326

約数列:
[1, 2, 5, 10, 13, 26, 65, 130, 271, 542, 1355, 2063, 2710, 3523, 4126, 7046, 10315, 17615, 20630, 26819, 35230, 53638, 134095, 268190, 559073, 1118146, 2795365, 5590730, 7267949, 14535898, 36339745, 72679490]

約数ペア:
[(1, 72679490), (2, 36339745), (5, 14535898), (10, 7267949), (13, 5590730), (26, 2795365), (65, 1118146), (130, 559073), (271, 268190), (542, 134095), (1355, 53638), (2063, 35230), (2710, 26819), (3523, 20630), (4126, 17615), (7046, 10315)]

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