84209950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:514

約数の個数: 72

約数和(自身を含む): 178113600

約数和(自身を除く): 93903650

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 110, 121, 155, 242, 275, 310, 341, 449, 550, 605, 682, 775, 898, 1210, 1550, 1705, 2245, 3025, 3410, 3751, 4490, 4939, 6050, 7502, 8525, 9878, 11225, 13919, 17050, 18755, 22450, 24695, 27838, 37510, 49390, 54329, 69595, 93775, 108658, 123475, 139190, 153109, 187550, 246950, 271645, 306218, 347975, 543290, 695950, 765545, 1358225, 1531090, 1684199, 2716450, 3368398, 3827725, 7655450, 8420995, 16841990, 42104975, 84209950]

約数ペア:

[(1, 84209950), (2, 42104975), (5, 16841990), (10, 8420995), (11, 7655450), (22, 3827725), (25, 3368398), (31, 2716450), (50, 1684199), (55, 1531090), (62, 1358225), (110, 765545), (121, 695950), (155, 543290), (242, 347975), (275, 306218), (310, 271645), (341, 246950), (449, 187550), (550, 153109), (605, 139190), (682, 123475), (775, 108658), (898, 93775), (1210, 69595), (1550, 54329), (1705, 49390), (2245, 37510), (3025, 27838), (3410, 24695), (3751, 22450), (4490, 18755), (4939, 17050), (6050, 13919), (7502, 11225), (8525, 9878)]