86798120

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{35573}}^1$

素因数の和:35645

約数の個数: 32

約数和(自身を含む): 198502920

約数和(自身を除く): 111704800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 35573, 71146, 142292, 177865, 284584, 355730, 711460, 1422920, 2169953, 4339906, 8679812, 10849765, 17359624, 21699530, 43399060, 86798120]

約数ペア:

[(1, 86798120), (2, 43399060), (4, 21699530), (5, 17359624), (8, 10849765), (10, 8679812), (20, 4339906), (40, 2169953), (61, 1422920), (122, 711460), (244, 355730), (305, 284584), (488, 177865), (610, 142292), (1220, 71146), (2440, 35573)]