81629324

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{599}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 169881600

約数和(自身を除く): 88252276

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 157, 217, 314, 434, 599, 628, 868, 1099, 1198, 2198, 2396, 4193, 4396, 4867, 8386, 9734, 16772, 18569, 19468, 34069, 37138, 68138, 74276, 94043, 129983, 136276, 188086, 259966, 376172, 519932, 658301, 1316602, 2633204, 2915333, 5830666, 11661332, 20407331, 40814662, 81629324]

約数ペア:

[(1, 81629324), (2, 40814662), (4, 20407331), (7, 11661332), (14, 5830666), (28, 2915333), (31, 2633204), (62, 1316602), (124, 658301), (157, 519932), (217, 376172), (314, 259966), (434, 188086), (599, 136276), (628, 129983), (868, 94043), (1099, 74276), (1198, 68138), (2198, 37138), (2396, 34069), (4193, 19468), (4396, 18569), (4867, 16772), (8386, 9734)]