89843728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:252

約数の個数: 80

約数和(自身を含む): 195136816

約数和(自身を除く): 105293088

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 73, 97, 104, 122, 146, 194, 208, 244, 292, 388, 488, 584, 776, 793, 949, 976, 1168, 1261, 1552, 1586, 1898, 2522, 3172, 3796, 4453, 5044, 5917, 6344, 7081, 7592, 8906, 10088, 11834, 12688, 14162, 15184, 17812, 20176, 23668, 28324, 35624, 47336, 56648, 57889, 71248, 76921, 92053, 94672, 113296, 115778, 153842, 184106, 231556, 307684, 368212, 431941, 463112, 615368, 736424, 863882, 926224, 1230736, 1472848, 1727764, 3455528, 5615233, 6911056, 11230466, 22460932, 44921864, 89843728]

約数ペア:

[(1, 89843728), (2, 44921864), (4, 22460932), (8, 11230466), (13, 6911056), (16, 5615233), (26, 3455528), (52, 1727764), (61, 1472848), (73, 1230736), (97, 926224), (104, 863882), (122, 736424), (146, 615368), (194, 463112), (208, 431941), (244, 368212), (292, 307684), (388, 231556), (488, 184106), (584, 153842), (776, 115778), (793, 113296), (949, 94672), (976, 92053), (1168, 76921), (1261, 71248), (1552, 57889), (1586, 56648), (1898, 47336), (2522, 35624), (3172, 28324), (3796, 23668), (4453, 20176), (5044, 17812), (5917, 15184), (6344, 14162), (7081, 12688), (7592, 11834), (8906, 10088)]