206945830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3203}}^1$

素因数の和:3301

約数の個数: 64

約数和(自身を含む): 465067008

約数和(自身を除く): 258121178

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 71, 91, 130, 142, 182, 355, 455, 497, 710, 910, 923, 994, 1846, 2485, 3203, 4615, 4970, 6406, 6461, 9230, 12922, 16015, 22421, 32030, 32305, 41639, 44842, 64610, 83278, 112105, 208195, 224210, 227413, 291473, 416390, 454826, 582946, 1137065, 1457365, 1591891, 2274130, 2914730, 2956369, 3183782, 5912738, 7959455, 14781845, 15918910, 20694583, 29563690, 41389166, 103472915, 206945830]

約数ペア:

[(1, 206945830), (2, 103472915), (5, 41389166), (7, 29563690), (10, 20694583), (13, 15918910), (14, 14781845), (26, 7959455), (35, 5912738), (65, 3183782), (70, 2956369), (71, 2914730), (91, 2274130), (130, 1591891), (142, 1457365), (182, 1137065), (355, 582946), (455, 454826), (497, 416390), (710, 291473), (910, 227413), (923, 224210), (994, 208195), (1846, 112105), (2485, 83278), (3203, 64610), (4615, 44842), (4970, 41639), (6406, 32305), (6461, 32030), (9230, 22421), (12922, 16015)]