61618205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 83116800

約数和(自身を除く): 21498595

約数列:

[1, 5, 11, 55, 73, 103, 149, 365, 515, 745, 803, 1133, 1639, 4015, 5665, 7519, 8195, 10877, 15347, 37595, 54385, 76735, 82709, 119647, 168817, 413545, 598235, 844085, 1120331, 5601655, 12323641, 61618205]

約数ペア:

[(1, 61618205), (5, 12323641), (11, 5601655), (55, 1120331), (73, 844085), (103, 598235), (149, 413545), (365, 168817), (515, 119647), (745, 82709), (803, 76735), (1133, 54385), (1639, 37595), (4015, 15347), (5665, 10877), (7519, 8195)]