211539040

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{42649}}^1$

素因数の和:42695

約数の個数: 48

約数和(自身を含む): 515894400

約数和(自身を除く): 304355360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 42649, 85298, 170596, 213245, 341192, 426490, 682384, 852980, 1322119, 1364768, 1705960, 2644238, 3411920, 5288476, 6610595, 6823840, 10576952, 13221190, 21153904, 26442380, 42307808, 52884760, 105769520, 211539040]

約数ペア:

[(1, 211539040), (2, 105769520), (4, 52884760), (5, 42307808), (8, 26442380), (10, 21153904), (16, 13221190), (20, 10576952), (31, 6823840), (32, 6610595), (40, 5288476), (62, 3411920), (80, 2644238), (124, 1705960), (155, 1364768), (160, 1322119), (248, 852980), (310, 682384), (496, 426490), (620, 341192), (992, 213245), (1240, 170596), (2480, 85298), (4960, 42649)]