65564380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15107}}^1$

素因数の和:15154

約数の個数: 48

約数和(自身を含む): 162441216

約数和(自身を除く): 96876836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 15107, 30214, 60428, 75535, 105749, 151070, 211498, 302140, 422996, 468317, 528745, 936634, 1057490, 1873268, 2114980, 2341585, 3278219, 4683170, 6556438, 9366340, 13112876, 16391095, 32782190, 65564380]

約数ペア:

[(1, 65564380), (2, 32782190), (4, 16391095), (5, 13112876), (7, 9366340), (10, 6556438), (14, 4683170), (20, 3278219), (28, 2341585), (31, 2114980), (35, 1873268), (62, 1057490), (70, 936634), (124, 528745), (140, 468317), (155, 422996), (217, 302140), (310, 211498), (434, 151070), (620, 105749), (868, 75535), (1085, 60428), (2170, 30214), (4340, 15107)]