About the Number

102072490

102072489 ← → 102072491

2進数表記:110000101011000000010101010

漢数字表記:一億二百七万二千四百九十

素因数分解:

2 1 × 5 1 × 13 1 × 67 1 × 11719 1

素因数の和:11806
約数の個数: 32
約数和(自身を含む): 200833920
約数和(自身を除く): 98761430

約数列:
[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 8710, 11719, 23438, 58595, 117190, 152347, 304694, 761735, 785173, 1523470, 1570346, 3925865, 7851730, 10207249, 20414498, 51036245, 102072490]

約数ペア:
[(1, 102072490), (2, 51036245), (5, 20414498), (10, 10207249), (13, 7851730), (26, 3925865), (65, 1570346), (67, 1523470), (130, 785173), (134, 761735), (335, 304694), (670, 152347), (871, 117190), (1742, 58595), (4355, 23438), (8710, 11719)]

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