201276940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{359}}^1$

素因数の和:499

約数の個数: 72

約数和(自身を含む): 454900320

約数和(自身を除く): 253623380

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 97, 170, 194, 289, 340, 359, 388, 485, 578, 718, 970, 1156, 1436, 1445, 1649, 1795, 1940, 2890, 3298, 3590, 5780, 6103, 6596, 7180, 8245, 12206, 16490, 24412, 28033, 30515, 32980, 34823, 56066, 61030, 69646, 103751, 112132, 122060, 139292, 140165, 174115, 207502, 280330, 348230, 415004, 518755, 560660, 591991, 696460, 1037510, 1183982, 2075020, 2367964, 2959955, 5919910, 10063847, 11839820, 20127694, 40255388, 50319235, 100638470, 201276940]

約数ペア:

[(1, 201276940), (2, 100638470), (4, 50319235), (5, 40255388), (10, 20127694), (17, 11839820), (20, 10063847), (34, 5919910), (68, 2959955), (85, 2367964), (97, 2075020), (170, 1183982), (194, 1037510), (289, 696460), (340, 591991), (359, 560660), (388, 518755), (485, 415004), (578, 348230), (718, 280330), (970, 207502), (1156, 174115), (1436, 140165), (1445, 139292), (1649, 122060), (1795, 112132), (1940, 103751), (2890, 69646), (3298, 61030), (3590, 56066), (5780, 34823), (6103, 32980), (6596, 30515), (7180, 28033), (8245, 24412), (12206, 16490)]