161306824

素因数分解:

$2^3\times 7^2\times {\mathrm{157}}^1\times {\mathrm{2621}}^1$

素因数の和:2798

約数の個数: 48

約数和(自身を含む): 354205980

約数和(自身を除く): 192899156

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 157, 196, 314, 392, 628, 1099, 1256, 2198, 2621, 4396, 5242, 7693, 8792, 10484, 15386, 18347, 20968, 30772, 36694, 61544, 73388, 128429, 146776, 256858, 411497, 513716, 822994, 1027432, 1645988, 2880479, 3291976, 5760958, 11521916, 20163353, 23043832, 40326706, 80653412, 161306824]

約数ペア:

[(1, 161306824), (2, 80653412), (4, 40326706), (7, 23043832), (8, 20163353), (14, 11521916), (28, 5760958), (49, 3291976), (56, 2880479), (98, 1645988), (157, 1027432), (196, 822994), (314, 513716), (392, 411497), (628, 256858), (1099, 146776), (1256, 128429), (2198, 73388), (2621, 61544), (4396, 36694), (5242, 30772), (7693, 20968), (8792, 18347), (10484, 15386)]