84209620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 203575680

約数和(自身を除く): 119366060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 67, 110, 116, 134, 145, 197, 220, 268, 290, 319, 335, 394, 580, 638, 670, 737, 788, 985, 1276, 1340, 1474, 1595, 1943, 1970, 2167, 2948, 3190, 3685, 3886, 3940, 4334, 5713, 6380, 7370, 7772, 8668, 9715, 10835, 11426, 13199, 14740, 19430, 21373, 21670, 22852, 26398, 28565, 38860, 42746, 43340, 52796, 57130, 62843, 65995, 85492, 106865, 114260, 125686, 131990, 145189, 213730, 251372, 263980, 290378, 314215, 382771, 427460, 580756, 628430, 725945, 765542, 1256860, 1451890, 1531084, 1913855, 2903780, 3827710, 4210481, 7655420, 8420962, 16841924, 21052405, 42104810, 84209620]

約数ペア:

[(1, 84209620), (2, 42104810), (4, 21052405), (5, 16841924), (10, 8420962), (11, 7655420), (20, 4210481), (22, 3827710), (29, 2903780), (44, 1913855), (55, 1531084), (58, 1451890), (67, 1256860), (110, 765542), (116, 725945), (134, 628430), (145, 580756), (197, 427460), (220, 382771), (268, 314215), (290, 290378), (319, 263980), (335, 251372), (394, 213730), (580, 145189), (638, 131990), (670, 125686), (737, 114260), (788, 106865), (985, 85492), (1276, 65995), (1340, 62843), (1474, 57130), (1595, 52796), (1943, 43340), (1970, 42746), (2167, 38860), (2948, 28565), (3190, 26398), (3685, 22852), (3886, 21670), (3940, 21373), (4334, 19430), (5713, 14740), (6380, 13199), (7370, 11426), (7772, 10835), (8668, 9715)]