157640665

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{919}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 242438400

約数和(自身を除く): 84797735

約数列:

[1, 5, 7, 13, 29, 35, 65, 91, 145, 169, 203, 377, 455, 845, 919, 1015, 1183, 1885, 2639, 4595, 4901, 5915, 6433, 11947, 13195, 24505, 26651, 32165, 34307, 59735, 83629, 133255, 155311, 171535, 186557, 346463, 418145, 776555, 932785, 1087177, 1732315, 2425241, 4504019, 5435885, 12126205, 22520095, 31528133, 157640665]

約数ペア:

[(1, 157640665), (5, 31528133), (7, 22520095), (13, 12126205), (29, 5435885), (35, 4504019), (65, 2425241), (91, 1732315), (145, 1087177), (169, 932785), (203, 776555), (377, 418145), (455, 346463), (845, 186557), (919, 171535), (1015, 155311), (1183, 133255), (1885, 83629), (2639, 59735), (4595, 34307), (4901, 32165), (5915, 26651), (6433, 24505), (11947, 13195)]