685715152

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{16339}}^1$

素因数の和:16451

約数の個数: 40

約数和(自身を含む): 1381841120

約数和(自身を除く): 696125968

約数列:

[1, 2, 4, 8, 16, 43, 61, 86, 122, 172, 244, 344, 488, 688, 976, 2623, 5246, 10492, 16339, 20984, 32678, 41968, 65356, 130712, 261424, 702577, 996679, 1405154, 1993358, 2810308, 3986716, 5620616, 7973432, 11241232, 15946864, 42857197, 85714394, 171428788, 342857576, 685715152]

約数ペア:

[(1, 685715152), (2, 342857576), (4, 171428788), (8, 85714394), (16, 42857197), (43, 15946864), (61, 11241232), (86, 7973432), (122, 5620616), (172, 3986716), (244, 2810308), (344, 1993358), (488, 1405154), (688, 996679), (976, 702577), (2623, 261424), (5246, 130712), (10492, 65356), (16339, 41968), (20984, 32678)]