156942500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1$

素因数の和:487

約数の個数: 120

約数和(自身を含む): 404120640

約数和(自身を除く): 247178140

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 125, 130, 143, 220, 250, 260, 275, 286, 325, 439, 500, 550, 572, 625, 650, 715, 878, 1100, 1250, 1300, 1375, 1430, 1625, 1756, 2195, 2500, 2750, 2860, 3250, 3575, 4390, 4829, 5500, 5707, 6500, 6875, 7150, 8125, 8780, 9658, 10975, 11414, 13750, 14300, 16250, 17875, 19316, 21950, 22828, 24145, 27500, 28535, 32500, 35750, 43900, 48290, 54875, 57070, 62777, 71500, 89375, 96580, 109750, 114140, 120725, 125554, 142675, 178750, 219500, 241450, 251108, 274375, 285350, 313885, 357500, 482900, 548750, 570700, 603625, 627770, 713375, 1097500, 1207250, 1255540, 1426750, 1569425, 2414500, 2853500, 3018125, 3138850, 3566875, 6036250, 6277700, 7133750, 7847125, 12072500, 14267500, 15694250, 31388500, 39235625, 78471250, 156942500]

約数ペア:

[(1, 156942500), (2, 78471250), (4, 39235625), (5, 31388500), (10, 15694250), (11, 14267500), (13, 12072500), (20, 7847125), (22, 7133750), (25, 6277700), (26, 6036250), (44, 3566875), (50, 3138850), (52, 3018125), (55, 2853500), (65, 2414500), (100, 1569425), (110, 1426750), (125, 1255540), (130, 1207250), (143, 1097500), (220, 713375), (250, 627770), (260, 603625), (275, 570700), (286, 548750), (325, 482900), (439, 357500), (500, 313885), (550, 285350), (572, 274375), (625, 251108), (650, 241450), (715, 219500), (878, 178750), (1100, 142675), (1250, 125554), (1300, 120725), (1375, 114140), (1430, 109750), (1625, 96580), (1756, 89375), (2195, 71500), (2500, 62777), (2750, 57070), (2860, 54875), (3250, 48290), (3575, 43900), (4390, 35750), (4829, 32500), (5500, 28535), (5707, 27500), (6500, 24145), (6875, 22828), (7150, 21950), (8125, 19316), (8780, 17875), (9658, 16250), (10975, 14300), (11414, 13750)]