81424945900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{714881}}^1$

素因数の和:714979

約数の個数: 72

約数和(自身を含む): 189878378256

約数和(自身を除く): 108453432356

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 67, 68, 85, 100, 134, 170, 268, 335, 340, 425, 670, 850, 1139, 1340, 1675, 1700, 2278, 3350, 4556, 5695, 6700, 11390, 22780, 28475, 56950, 113900, 714881, 1429762, 2859524, 3574405, 7148810, 12152977, 14297620, 17872025, 24305954, 35744050, 47897027, 48611908, 60764885, 71488100, 95794054, 121529770, 191588108, 239485135, 243059540, 303824425, 478970270, 607648850, 814249459, 957940540, 1197425675, 1215297700, 1628498918, 2394851350, 3256997836, 4071247295, 4789702700, 8142494590, 16284989180, 20356236475, 40712472950, 81424945900]

約数ペア:

[(1, 81424945900), (2, 40712472950), (4, 20356236475), (5, 16284989180), (10, 8142494590), (17, 4789702700), (20, 4071247295), (25, 3256997836), (34, 2394851350), (50, 1628498918), (67, 1215297700), (68, 1197425675), (85, 957940540), (100, 814249459), (134, 607648850), (170, 478970270), (268, 303824425), (335, 243059540), (340, 239485135), (425, 191588108), (670, 121529770), (850, 95794054), (1139, 71488100), (1340, 60764885), (1675, 48611908), (1700, 47897027), (2278, 35744050), (3350, 24305954), (4556, 17872025), (5695, 14297620), (6700, 12152977), (11390, 7148810), (22780, 3574405), (28475, 2859524), (56950, 1429762), (113900, 714881)]