819049990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{503}}^1$

素因数の和:765

約数の個数: 64

約数和(自身を含む): 1638185472

約数和(自身を除く): 819135482

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 113, 131, 226, 262, 503, 565, 655, 1006, 1130, 1243, 1310, 1441, 2486, 2515, 2882, 5030, 5533, 6215, 7205, 11066, 12430, 14410, 14803, 27665, 29606, 55330, 56839, 65893, 74015, 113678, 131786, 148030, 162833, 284195, 325666, 329465, 568390, 625229, 658930, 724823, 814165, 1250458, 1449646, 1628330, 3126145, 3624115, 6252290, 7248230, 7445909, 14891818, 37229545, 74459090, 81904999, 163809998, 409524995, 819049990]

約数ペア:

[(1, 819049990), (2, 409524995), (5, 163809998), (10, 81904999), (11, 74459090), (22, 37229545), (55, 14891818), (110, 7445909), (113, 7248230), (131, 6252290), (226, 3624115), (262, 3126145), (503, 1628330), (565, 1449646), (655, 1250458), (1006, 814165), (1130, 724823), (1243, 658930), (1310, 625229), (1441, 568390), (2486, 329465), (2515, 325666), (2882, 284195), (5030, 162833), (5533, 148030), (6215, 131786), (7205, 113678), (11066, 74015), (12430, 65893), (14410, 56839), (14803, 55330), (27665, 29606)]