205918850

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^2\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:212

約数の個数: 72

約数和(自身を含む): 408255120

約数和(自身を除く): 202336270

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 59, 83, 118, 145, 166, 290, 295, 415, 590, 725, 830, 841, 1450, 1475, 1682, 1711, 2075, 2407, 2950, 3422, 4150, 4205, 4814, 4897, 8410, 8555, 9794, 12035, 17110, 21025, 24070, 24485, 42050, 42775, 48970, 49619, 60175, 69803, 85550, 99238, 120350, 122425, 139606, 142013, 244850, 248095, 284026, 349015, 496190, 698030, 710065, 1240475, 1420130, 1745075, 2480950, 3490150, 3550325, 4118377, 7100650, 8236754, 20591885, 41183770, 102959425, 205918850]

約数ペア:

[(1, 205918850), (2, 102959425), (5, 41183770), (10, 20591885), (25, 8236754), (29, 7100650), (50, 4118377), (58, 3550325), (59, 3490150), (83, 2480950), (118, 1745075), (145, 1420130), (166, 1240475), (290, 710065), (295, 698030), (415, 496190), (590, 349015), (725, 284026), (830, 248095), (841, 244850), (1450, 142013), (1475, 139606), (1682, 122425), (1711, 120350), (2075, 99238), (2407, 85550), (2950, 69803), (3422, 60175), (4150, 49619), (4205, 48970), (4814, 42775), (4897, 42050), (8410, 24485), (8555, 24070), (9794, 21025), (12035, 17110)]