78520144

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{16981}}^1$

素因数の和:17023

約数の個数: 30

約数和(自身を含む): 161617694

約数和(自身を除く): 83097550

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4624, 16981, 33962, 67924, 135848, 271696, 288677, 577354, 1154708, 2309416, 4618832, 4907509, 9815018, 19630036, 39260072, 78520144]

約数ペア:

[(1, 78520144), (2, 39260072), (4, 19630036), (8, 9815018), (16, 4907509), (17, 4618832), (34, 2309416), (68, 1154708), (136, 577354), (272, 288677), (289, 271696), (578, 135848), (1156, 67924), (2312, 33962), (4624, 16981)]