52808036440

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{61379}}^1$

素因数の和:61684

約数の個数: 64

約数和(自身を含む): 120449656800

約数和(自身を除く): 67641620360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 157, 274, 314, 548, 628, 685, 785, 1096, 1256, 1370, 1570, 2740, 3140, 5480, 6280, 21509, 43018, 61379, 86036, 107545, 122758, 172072, 215090, 245516, 306895, 430180, 491032, 613790, 860360, 1227580, 2455160, 8408923, 9636503, 16817846, 19273006, 33635692, 38546012, 42044615, 48182515, 67271384, 77092024, 84089230, 96365030, 168178460, 192730060, 336356920, 385460120, 1320200911, 2640401822, 5280803644, 6601004555, 10561607288, 13202009110, 26404018220, 52808036440]

約数ペア:

[(1, 52808036440), (2, 26404018220), (4, 13202009110), (5, 10561607288), (8, 6601004555), (10, 5280803644), (20, 2640401822), (40, 1320200911), (137, 385460120), (157, 336356920), (274, 192730060), (314, 168178460), (548, 96365030), (628, 84089230), (685, 77092024), (785, 67271384), (1096, 48182515), (1256, 42044615), (1370, 38546012), (1570, 33635692), (2740, 19273006), (3140, 16817846), (5480, 9636503), (6280, 8408923), (21509, 2455160), (43018, 1227580), (61379, 860360), (86036, 613790), (107545, 491032), (122758, 430180), (172072, 306895), (215090, 245516)]