68323504

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{991}}^1$

素因数の和:1169

約数の個数: 40

約数和(自身を含む): 137768960

約数和(自身を除く): 69445456

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 139, 248, 278, 496, 556, 991, 1112, 1982, 2224, 3964, 4309, 7928, 8618, 15856, 17236, 30721, 34472, 61442, 68944, 122884, 137749, 245768, 275498, 491536, 550996, 1101992, 2203984, 4270219, 8540438, 17080876, 34161752, 68323504]

約数ペア:

[(1, 68323504), (2, 34161752), (4, 17080876), (8, 8540438), (16, 4270219), (31, 2203984), (62, 1101992), (124, 550996), (139, 491536), (248, 275498), (278, 245768), (496, 137749), (556, 122884), (991, 68944), (1112, 61442), (1982, 34472), (2224, 30721), (3964, 17236), (4309, 15856), (7928, 8618)]