77968970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:383

約数の個数: 64

約数和(自身を含む): 158630400

約数和(自身を除く): 80661430

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 101, 170, 190, 202, 239, 323, 478, 505, 646, 1010, 1195, 1615, 1717, 1919, 2390, 3230, 3434, 3838, 4063, 4541, 8126, 8585, 9082, 9595, 17170, 19190, 20315, 22705, 24139, 32623, 40630, 45410, 48278, 65246, 77197, 120695, 154394, 163115, 241390, 326230, 385985, 410363, 458641, 771970, 820726, 917282, 2051815, 2293205, 4103630, 4586410, 7796897, 15593794, 38984485, 77968970]

約数ペア:

[(1, 77968970), (2, 38984485), (5, 15593794), (10, 7796897), (17, 4586410), (19, 4103630), (34, 2293205), (38, 2051815), (85, 917282), (95, 820726), (101, 771970), (170, 458641), (190, 410363), (202, 385985), (239, 326230), (323, 241390), (478, 163115), (505, 154394), (646, 120695), (1010, 77197), (1195, 65246), (1615, 48278), (1717, 45410), (1919, 40630), (2390, 32623), (3230, 24139), (3434, 22705), (3838, 20315), (4063, 19190), (4541, 17170), (8126, 9595), (8585, 9082)]