1640786550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{10651}}^1$

素因数の和:10758

約数の個数: 96

約数和(自身を含む): 4438049280

約数和(自身を除く): 2797262730

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 79, 130, 150, 158, 195, 237, 325, 390, 395, 474, 650, 790, 975, 1027, 1185, 1950, 1975, 2054, 2370, 3081, 3950, 5135, 5925, 6162, 10270, 10651, 11850, 15405, 21302, 25675, 30810, 31953, 51350, 53255, 63906, 77025, 106510, 138463, 154050, 159765, 266275, 276926, 319530, 415389, 532550, 692315, 798825, 830778, 841429, 1384630, 1597650, 1682858, 2076945, 2524287, 3461575, 4153890, 4207145, 5048574, 6923150, 8414290, 10384725, 10938577, 12621435, 20769450, 21035725, 21877154, 25242870, 32815731, 42071450, 54692885, 63107175, 65631462, 109385770, 126214350, 164078655, 273464425, 328157310, 546928850, 820393275, 1640786550]

約数ペア:

[(1, 1640786550), (2, 820393275), (3, 546928850), (5, 328157310), (6, 273464425), (10, 164078655), (13, 126214350), (15, 109385770), (25, 65631462), (26, 63107175), (30, 54692885), (39, 42071450), (50, 32815731), (65, 25242870), (75, 21877154), (78, 21035725), (79, 20769450), (130, 12621435), (150, 10938577), (158, 10384725), (195, 8414290), (237, 6923150), (325, 5048574), (390, 4207145), (395, 4153890), (474, 3461575), (650, 2524287), (790, 2076945), (975, 1682858), (1027, 1597650), (1185, 1384630), (1950, 841429), (1975, 830778), (2054, 798825), (2370, 692315), (3081, 532550), (3950, 415389), (5135, 319530), (5925, 276926), (6162, 266275), (10270, 159765), (10651, 154050), (11850, 138463), (15405, 106510), (21302, 77025), (25675, 63906), (30810, 53255), (31953, 51350)]