64974392

素因数分解:

$2^3\times 7^2\times {\mathrm{83}}^1\times {\mathrm{1997}}^1$

素因数の和:2100

約数の個数: 48

約数和(自身を含む): 143496360

約数和(自身を除く): 78521968

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 83, 98, 166, 196, 332, 392, 581, 664, 1162, 1997, 2324, 3994, 4067, 4648, 7988, 8134, 13979, 15976, 16268, 27958, 32536, 55916, 97853, 111832, 165751, 195706, 331502, 391412, 663004, 782824, 1160257, 1326008, 2320514, 4641028, 8121799, 9282056, 16243598, 32487196, 64974392]

約数ペア:

[(1, 64974392), (2, 32487196), (4, 16243598), (7, 9282056), (8, 8121799), (14, 4641028), (28, 2320514), (49, 1326008), (56, 1160257), (83, 782824), (98, 663004), (166, 391412), (196, 331502), (332, 195706), (392, 165751), (581, 111832), (664, 97853), (1162, 55916), (1997, 32536), (2324, 27958), (3994, 16268), (4067, 15976), (4648, 13979), (7988, 8134)]