129976288

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18379}}^1$

素因数の和:18419

約数の個数: 48

約数和(自身を含む): 291800880

約数和(自身を除く): 161824592

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 3536, 7072, 18379, 36758, 73516, 147032, 238927, 294064, 312443, 477854, 588128, 624886, 955708, 1249772, 1911416, 2499544, 3822832, 4061759, 4999088, 7645664, 8123518, 9998176, 16247036, 32494072, 64988144, 129976288]

約数ペア:

[(1, 129976288), (2, 64988144), (4, 32494072), (8, 16247036), (13, 9998176), (16, 8123518), (17, 7645664), (26, 4999088), (32, 4061759), (34, 3822832), (52, 2499544), (68, 1911416), (104, 1249772), (136, 955708), (208, 624886), (221, 588128), (272, 477854), (416, 312443), (442, 294064), (544, 238927), (884, 147032), (1768, 73516), (3536, 36758), (7072, 18379)]