64025968

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{3209}}^1$

素因数の和:3289

約数の個数: 40

約数和(自身を含む): 131353200

約数和(自身を除く): 67327232

約数列:

[1, 2, 4, 8, 16, 29, 43, 58, 86, 116, 172, 232, 344, 464, 688, 1247, 2494, 3209, 4988, 6418, 9976, 12836, 19952, 25672, 51344, 93061, 137987, 186122, 275974, 372244, 551948, 744488, 1103896, 1488976, 2207792, 4001623, 8003246, 16006492, 32012984, 64025968]

約数ペア:

[(1, 64025968), (2, 32012984), (4, 16006492), (8, 8003246), (16, 4001623), (29, 2207792), (43, 1488976), (58, 1103896), (86, 744488), (116, 551948), (172, 372244), (232, 275974), (344, 186122), (464, 137987), (688, 93061), (1247, 51344), (2494, 25672), (3209, 19952), (4988, 12836), (6418, 9976)]