201616487995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2299327}}^1$

素因数の和:2299435

約数の個数: 32

約数和(自身を含む): 278126714880

約数和(自身を除く): 76510226885

約数列:

[1, 5, 13, 19, 65, 71, 95, 247, 355, 923, 1235, 1349, 4615, 6745, 17537, 87685, 2299327, 11496635, 29891251, 43687213, 149456255, 163252217, 218436065, 567933769, 816261085, 2122278821, 2839668845, 3101792123, 10611394105, 15508960615, 40323297599, 201616487995]

約数ペア:

[(1, 201616487995), (5, 40323297599), (13, 15508960615), (19, 10611394105), (65, 3101792123), (71, 2839668845), (95, 2122278821), (247, 816261085), (355, 567933769), (923, 218436065), (1235, 163252217), (1349, 149456255), (4615, 43687213), (6745, 29891251), (17537, 11496635), (87685, 2299327)]