About the Number

190072005

190072004 ← → 190072006

2進数表記:1011010101000100010011000101

漢数字表記:一億九千七万二千五

素因数分解:

3 1 × 5 1 × 31 1 × 151 1 × 2707 1

素因数の和:2897
約数の個数: 32
約数和(自身を含む): 316121088
約数和(自身を除く): 126049083

約数列:
[1, 3, 5, 15, 31, 93, 151, 155, 453, 465, 755, 2265, 2707, 4681, 8121, 13535, 14043, 23405, 40605, 70215, 83917, 251751, 408757, 419585, 1226271, 1258755, 2043785, 6131355, 12671467, 38014401, 63357335, 190072005]

約数ペア:
[(1, 190072005), (3, 63357335), (5, 38014401), (15, 12671467), (31, 6131355), (93, 2043785), (151, 1258755), (155, 1226271), (453, 419585), (465, 408757), (755, 251751), (2265, 83917), (2707, 70215), (4681, 40605), (8121, 23405), (13535, 14043)]

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