258565528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 564550560

約数和(自身を除く): 305985032

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 71, 76, 97, 104, 142, 152, 194, 247, 284, 361, 388, 494, 568, 722, 776, 923, 988, 1261, 1349, 1444, 1843, 1846, 1976, 2522, 2698, 2888, 3686, 3692, 4693, 5044, 5396, 6887, 7372, 7384, 9386, 10088, 10792, 13774, 14744, 17537, 18772, 23959, 25631, 27548, 35017, 35074, 37544, 47918, 51262, 55096, 70034, 70148, 89531, 95836, 102524, 130853, 140068, 140296, 179062, 191672, 205048, 261706, 280136, 333203, 358124, 455221, 523412, 666406, 716248, 910442, 1046824, 1332812, 1701089, 1820884, 2486207, 2665624, 3402178, 3641768, 4972414, 6804356, 9944828, 13608712, 19889656, 32320691, 64641382, 129282764, 258565528]

約数ペア:

[(1, 258565528), (2, 129282764), (4, 64641382), (8, 32320691), (13, 19889656), (19, 13608712), (26, 9944828), (38, 6804356), (52, 4972414), (71, 3641768), (76, 3402178), (97, 2665624), (104, 2486207), (142, 1820884), (152, 1701089), (194, 1332812), (247, 1046824), (284, 910442), (361, 716248), (388, 666406), (494, 523412), (568, 455221), (722, 358124), (776, 333203), (923, 280136), (988, 261706), (1261, 205048), (1349, 191672), (1444, 179062), (1843, 140296), (1846, 140068), (1976, 130853), (2522, 102524), (2698, 95836), (2888, 89531), (3686, 70148), (3692, 70034), (4693, 55096), (5044, 51262), (5396, 47918), (6887, 37544), (7372, 35074), (7384, 35017), (9386, 27548), (10088, 25631), (10792, 23959), (13774, 18772), (14744, 17537)]