85561980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1487}}^1$

素因数の和:1643

約数の個数: 96

約数和(自身を含む): 275982336

約数和(自身を除く): 190420356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 137, 140, 210, 274, 411, 420, 548, 685, 822, 959, 1370, 1487, 1644, 1918, 2055, 2740, 2877, 2974, 3836, 4110, 4461, 4795, 5754, 5948, 7435, 8220, 8922, 9590, 10409, 11508, 14385, 14870, 17844, 19180, 20818, 22305, 28770, 29740, 31227, 41636, 44610, 52045, 57540, 62454, 89220, 104090, 124908, 156135, 203719, 208180, 312270, 407438, 611157, 624540, 814876, 1018595, 1222314, 1426033, 2037190, 2444628, 2852066, 3055785, 4074380, 4278099, 5704132, 6111570, 7130165, 8556198, 12223140, 14260330, 17112396, 21390495, 28520660, 42780990, 85561980]

約数ペア:

[(1, 85561980), (2, 42780990), (3, 28520660), (4, 21390495), (5, 17112396), (6, 14260330), (7, 12223140), (10, 8556198), (12, 7130165), (14, 6111570), (15, 5704132), (20, 4278099), (21, 4074380), (28, 3055785), (30, 2852066), (35, 2444628), (42, 2037190), (60, 1426033), (70, 1222314), (84, 1018595), (105, 814876), (137, 624540), (140, 611157), (210, 407438), (274, 312270), (411, 208180), (420, 203719), (548, 156135), (685, 124908), (822, 104090), (959, 89220), (1370, 62454), (1487, 57540), (1644, 52045), (1918, 44610), (2055, 41636), (2740, 31227), (2877, 29740), (2974, 28770), (3836, 22305), (4110, 20818), (4461, 19180), (4795, 17844), (5754, 14870), (5948, 14385), (7435, 11508), (8220, 10409), (8922, 9590)]