394888550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1811}}^1$

素因数の和:1926

約数の個数: 72

約数和(自身を含む): 864487080

約数和(自身を除く): 469598530

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 89, 98, 175, 178, 245, 350, 445, 490, 623, 890, 1225, 1246, 1811, 2225, 2450, 3115, 3622, 4361, 4450, 6230, 8722, 9055, 12677, 15575, 18110, 21805, 25354, 31150, 43610, 45275, 63385, 88739, 90550, 109025, 126770, 161179, 177478, 218050, 316925, 322358, 443695, 633850, 805895, 887390, 1128253, 1611790, 2218475, 2256506, 4029475, 4436950, 5641265, 7897771, 8058950, 11282530, 15795542, 28206325, 39488855, 56412650, 78977710, 197444275, 394888550]

約数ペア:

[(1, 394888550), (2, 197444275), (5, 78977710), (7, 56412650), (10, 39488855), (14, 28206325), (25, 15795542), (35, 11282530), (49, 8058950), (50, 7897771), (70, 5641265), (89, 4436950), (98, 4029475), (175, 2256506), (178, 2218475), (245, 1611790), (350, 1128253), (445, 887390), (490, 805895), (623, 633850), (890, 443695), (1225, 322358), (1246, 316925), (1811, 218050), (2225, 177478), (2450, 161179), (3115, 126770), (3622, 109025), (4361, 90550), (4450, 88739), (6230, 63385), (8722, 45275), (9055, 43610), (12677, 31150), (15575, 25354), (18110, 21805)]