85815856

素因数分解:

$2^4\times 7^3\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:871

約数の個数: 80

約数和(自身を含む): 204352000

約数和(自身を除く): 118536144

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 343, 392, 532, 686, 784, 823, 931, 1064, 1372, 1646, 1862, 2128, 2744, 3292, 3724, 5488, 5761, 6517, 6584, 7448, 11522, 13034, 13168, 14896, 15637, 23044, 26068, 31274, 40327, 46088, 52136, 62548, 80654, 92176, 104272, 109459, 125096, 161308, 218918, 250192, 282289, 322616, 437836, 564578, 645232, 766213, 875672, 1129156, 1532426, 1751344, 2258312, 3064852, 4516624, 5363491, 6129704, 10726982, 12259408, 21453964, 42907928, 85815856]

約数ペア:

[(1, 85815856), (2, 42907928), (4, 21453964), (7, 12259408), (8, 10726982), (14, 6129704), (16, 5363491), (19, 4516624), (28, 3064852), (38, 2258312), (49, 1751344), (56, 1532426), (76, 1129156), (98, 875672), (112, 766213), (133, 645232), (152, 564578), (196, 437836), (266, 322616), (304, 282289), (343, 250192), (392, 218918), (532, 161308), (686, 125096), (784, 109459), (823, 104272), (931, 92176), (1064, 80654), (1372, 62548), (1646, 52136), (1862, 46088), (2128, 40327), (2744, 31274), (3292, 26068), (3724, 23044), (5488, 15637), (5761, 14896), (6517, 13168), (6584, 13034), (7448, 11522)]