15721824065

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{11299}}^1$

素因数の和:11573

約数の個数: 32

約数和(自身を含む): 19995033600

約数和(自身を除く): 4273209535

約数列:

[1, 5, 31, 47, 155, 191, 235, 955, 1457, 5921, 7285, 8977, 11299, 29605, 44885, 56495, 278287, 350269, 531053, 1391435, 1751345, 2158109, 2655265, 10790545, 16462643, 66901379, 82313215, 101431123, 334506895, 507155615, 3144364813, 15721824065]

約数ペア:

[(1, 15721824065), (5, 3144364813), (31, 507155615), (47, 334506895), (155, 101431123), (191, 82313215), (235, 66901379), (955, 16462643), (1457, 10790545), (5921, 2655265), (7285, 2158109), (8977, 1751345), (11299, 1391435), (29605, 531053), (44885, 350269), (56495, 278287)]