19267404650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1\times {\mathrm{827}}^1$

素因数の和:1416

約数の個数: 96

約数和(自身を含む): 39249862848

約数和(自身を除く): 19982458198

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 130, 146, 325, 365, 491, 650, 730, 827, 949, 982, 1654, 1825, 1898, 2455, 3650, 4135, 4745, 4910, 6383, 8270, 9490, 10751, 12275, 12766, 20675, 21502, 23725, 24550, 31915, 35843, 41350, 47450, 53755, 60371, 63830, 71686, 107510, 120742, 159575, 179215, 268775, 301855, 319150, 358430, 406057, 465959, 537550, 603710, 784823, 812114, 896075, 931918, 1509275, 1569646, 1792150, 2030285, 2329795, 3018550, 3924115, 4060570, 4659590, 5278741, 7848230, 10151425, 10557482, 11648975, 19620575, 20302850, 23297950, 26393705, 29642161, 39241150, 52787410, 59284322, 131968525, 148210805, 263937050, 296421610, 385348093, 741054025, 770696186, 1482108050, 1926740465, 3853480930, 9633702325, 19267404650]

約数ペア:

[(1, 19267404650), (2, 9633702325), (5, 3853480930), (10, 1926740465), (13, 1482108050), (25, 770696186), (26, 741054025), (50, 385348093), (65, 296421610), (73, 263937050), (130, 148210805), (146, 131968525), (325, 59284322), (365, 52787410), (491, 39241150), (650, 29642161), (730, 26393705), (827, 23297950), (949, 20302850), (982, 19620575), (1654, 11648975), (1825, 10557482), (1898, 10151425), (2455, 7848230), (3650, 5278741), (4135, 4659590), (4745, 4060570), (4910, 3924115), (6383, 3018550), (8270, 2329795), (9490, 2030285), (10751, 1792150), (12275, 1569646), (12766, 1509275), (20675, 931918), (21502, 896075), (23725, 812114), (24550, 784823), (31915, 603710), (35843, 537550), (41350, 465959), (47450, 406057), (53755, 358430), (60371, 319150), (63830, 301855), (71686, 268775), (107510, 179215), (120742, 159575)]