198659968

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{431}}^1$

素因数の和:735

約数の個数: 64

約数和(自身を含む): 428742720

約数和(自身を除く): 230082752

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 277, 416, 431, 554, 832, 862, 1108, 1664, 1724, 2216, 3448, 3601, 4432, 5603, 6896, 7202, 8864, 11206, 13792, 14404, 17728, 22412, 27584, 28808, 35456, 44824, 55168, 57616, 89648, 115232, 119387, 179296, 230464, 238774, 358592, 460928, 477548, 717184, 955096, 1552031, 1910192, 3104062, 3820384, 6208124, 7640768, 12416248, 15281536, 24832496, 49664992, 99329984, 198659968]

約数ペア:

[(1, 198659968), (2, 99329984), (4, 49664992), (8, 24832496), (13, 15281536), (16, 12416248), (26, 7640768), (32, 6208124), (52, 3820384), (64, 3104062), (104, 1910192), (128, 1552031), (208, 955096), (277, 717184), (416, 477548), (431, 460928), (554, 358592), (832, 238774), (862, 230464), (1108, 179296), (1664, 119387), (1724, 115232), (2216, 89648), (3448, 57616), (3601, 55168), (4432, 44824), (5603, 35456), (6896, 28808), (7202, 27584), (8864, 22412), (11206, 17728), (13792, 14404)]