80936752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6379}}^1$

素因数の和:6461

約数の個数: 40

約数和(自身を含む): 171673040

約数和(自身を除く): 90736288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 6344, 6379, 12688, 12758, 25516, 51032, 82927, 102064, 165854, 331708, 389119, 663416, 778238, 1326832, 1556476, 3112952, 5058547, 6225904, 10117094, 20234188, 40468376, 80936752]

約数ペア:

[(1, 80936752), (2, 40468376), (4, 20234188), (8, 10117094), (13, 6225904), (16, 5058547), (26, 3112952), (52, 1556476), (61, 1326832), (104, 778238), (122, 663416), (208, 389119), (244, 331708), (488, 165854), (793, 102064), (976, 82927), (1586, 51032), (3172, 25516), (6344, 12758), (6379, 12688)]