1295648380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6397}}^1$

素因数の和:6479

約数の個数: 96

約数和(自身を含む): 3160100160

約数和(自身を除く): 1864451780

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 41, 52, 65, 76, 82, 95, 130, 164, 190, 205, 247, 260, 380, 410, 494, 533, 779, 820, 988, 1066, 1235, 1558, 2132, 2470, 2665, 3116, 3895, 4940, 5330, 6397, 7790, 10127, 10660, 12794, 15580, 20254, 25588, 31985, 40508, 50635, 63970, 83161, 101270, 121543, 127940, 166322, 202540, 243086, 262277, 332644, 415805, 486172, 524554, 607715, 831610, 1049108, 1215430, 1311385, 1580059, 1663220, 2430860, 2622770, 3160118, 3409601, 4983263, 5245540, 6320236, 6819202, 7900295, 9966526, 13638404, 15800590, 17048005, 19933052, 24916315, 31601180, 34096010, 49832630, 64782419, 68192020, 99665260, 129564838, 259129676, 323912095, 647824190, 1295648380]

約数ペア:

[(1, 1295648380), (2, 647824190), (4, 323912095), (5, 259129676), (10, 129564838), (13, 99665260), (19, 68192020), (20, 64782419), (26, 49832630), (38, 34096010), (41, 31601180), (52, 24916315), (65, 19933052), (76, 17048005), (82, 15800590), (95, 13638404), (130, 9966526), (164, 7900295), (190, 6819202), (205, 6320236), (247, 5245540), (260, 4983263), (380, 3409601), (410, 3160118), (494, 2622770), (533, 2430860), (779, 1663220), (820, 1580059), (988, 1311385), (1066, 1215430), (1235, 1049108), (1558, 831610), (2132, 607715), (2470, 524554), (2665, 486172), (3116, 415805), (3895, 332644), (4940, 262277), (5330, 243086), (6397, 202540), (7790, 166322), (10127, 127940), (10660, 121543), (12794, 101270), (15580, 83161), (20254, 63970), (25588, 50635), (31985, 40508)]