72557975

素因数分解:

$5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{971}}^1$

素因数の和:1056

約数の個数: 36

約数和(自身を含む): 106486488

約数和(自身を除く): 33928513

約数列:

[1, 5, 7, 25, 35, 49, 61, 175, 245, 305, 427, 971, 1225, 1525, 2135, 2989, 4855, 6797, 10675, 14945, 24275, 33985, 47579, 59231, 74725, 169925, 237895, 296155, 414617, 1189475, 1480775, 2073085, 2902319, 10365425, 14511595, 72557975]

約数ペア:

[(1, 72557975), (5, 14511595), (7, 10365425), (25, 2902319), (35, 2073085), (49, 1480775), (61, 1189475), (175, 414617), (245, 296155), (305, 237895), (427, 169925), (971, 74725), (1225, 59231), (1525, 47579), (2135, 33985), (2989, 24275), (4855, 14945), (6797, 10675)]