81692992

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:407

約数の個数: 56

約数和(自身を含む): 167956992

約数和(自身を除く): 86264000

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 163, 164, 191, 326, 328, 382, 652, 656, 764, 1304, 1312, 1528, 2608, 2624, 3056, 5216, 6112, 6683, 7831, 10432, 12224, 13366, 15662, 26732, 31133, 31324, 53464, 62266, 62648, 106928, 124532, 125296, 213856, 249064, 250592, 427712, 498128, 501184, 996256, 1276453, 1992512, 2552906, 5105812, 10211624, 20423248, 40846496, 81692992]

約数ペア:

[(1, 81692992), (2, 40846496), (4, 20423248), (8, 10211624), (16, 5105812), (32, 2552906), (41, 1992512), (64, 1276453), (82, 996256), (163, 501184), (164, 498128), (191, 427712), (326, 250592), (328, 249064), (382, 213856), (652, 125296), (656, 124532), (764, 106928), (1304, 62648), (1312, 62266), (1528, 53464), (2608, 31324), (2624, 31133), (3056, 26732), (5216, 15662), (6112, 13366), (6683, 12224), (7831, 10432)]