200498120

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{461}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 461039040

約数和(自身を除く): 260540920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 131, 166, 262, 332, 415, 461, 524, 655, 664, 830, 922, 1048, 1310, 1660, 1844, 2305, 2620, 3320, 3688, 4610, 5240, 9220, 10873, 18440, 21746, 38263, 43492, 54365, 60391, 76526, 86984, 108730, 120782, 153052, 191315, 217460, 241564, 301955, 306104, 382630, 434920, 483128, 603910, 765260, 1207820, 1530520, 2415640, 5012453, 10024906, 20049812, 25062265, 40099624, 50124530, 100249060, 200498120]

約数ペア:

[(1, 200498120), (2, 100249060), (4, 50124530), (5, 40099624), (8, 25062265), (10, 20049812), (20, 10024906), (40, 5012453), (83, 2415640), (131, 1530520), (166, 1207820), (262, 765260), (332, 603910), (415, 483128), (461, 434920), (524, 382630), (655, 306104), (664, 301955), (830, 241564), (922, 217460), (1048, 191315), (1310, 153052), (1660, 120782), (1844, 108730), (2305, 86984), (2620, 76526), (3320, 60391), (3688, 54365), (4610, 43492), (5240, 38263), (9220, 21746), (10873, 18440)]