628721168

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{34259}}^1$

素因数の和:34335

約数の個数: 40

約数和(自身を含む): 1291464960

約数和(自身を除く): 662743792

約数列:

[1, 2, 4, 8, 16, 31, 37, 62, 74, 124, 148, 248, 296, 496, 592, 1147, 2294, 4588, 9176, 18352, 34259, 68518, 137036, 274072, 548144, 1062029, 1267583, 2124058, 2535166, 4248116, 5070332, 8496232, 10140664, 16992464, 20281328, 39295073, 78590146, 157180292, 314360584, 628721168]

約数ペア:

[(1, 628721168), (2, 314360584), (4, 157180292), (8, 78590146), (16, 39295073), (31, 20281328), (37, 16992464), (62, 10140664), (74, 8496232), (124, 5070332), (148, 4248116), (248, 2535166), (296, 2124058), (496, 1267583), (592, 1062029), (1147, 548144), (2294, 274072), (4588, 137036), (9176, 68518), (18352, 34259)]