856551664

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{863}}^1$

素因数の和:1018

約数の個数: 80

約数和(自身を含む): 1822383360

約数和(自身を除く): 965831696

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 68, 82, 89, 136, 164, 178, 272, 328, 356, 656, 697, 712, 863, 1394, 1424, 1513, 1726, 2788, 3026, 3452, 3649, 5576, 6052, 6904, 7298, 11152, 12104, 13808, 14596, 14671, 24208, 29192, 29342, 35383, 58384, 58684, 62033, 70766, 76807, 117368, 124066, 141532, 153614, 234736, 248132, 283064, 307228, 496264, 566128, 601511, 614456, 992528, 1203022, 1228912, 1305719, 2406044, 2611438, 3149087, 4812088, 5222876, 6298174, 9624176, 10445752, 12596348, 20891504, 25192696, 50385392, 53534479, 107068958, 214137916, 428275832, 856551664]

約数ペア:

[(1, 856551664), (2, 428275832), (4, 214137916), (8, 107068958), (16, 53534479), (17, 50385392), (34, 25192696), (41, 20891504), (68, 12596348), (82, 10445752), (89, 9624176), (136, 6298174), (164, 5222876), (178, 4812088), (272, 3149087), (328, 2611438), (356, 2406044), (656, 1305719), (697, 1228912), (712, 1203022), (863, 992528), (1394, 614456), (1424, 601511), (1513, 566128), (1726, 496264), (2788, 307228), (3026, 283064), (3452, 248132), (3649, 234736), (5576, 153614), (6052, 141532), (6904, 124066), (7298, 117368), (11152, 76807), (12104, 70766), (13808, 62033), (14596, 58684), (14671, 58384), (24208, 35383), (29192, 29342)]