30785248

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1721}}^1$

素因数の和:1787

約数の個数: 48

約数和(自身を含む): 66827376

約数和(自身を除く): 36042128

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 1721, 2236, 3442, 4472, 6884, 8944, 13768, 17888, 22373, 27536, 44746, 55072, 74003, 89492, 148006, 178984, 296012, 357968, 592024, 715936, 962039, 1184048, 1924078, 2368096, 3848156, 7696312, 15392624, 30785248]

約数ペア:

[(1, 30785248), (2, 15392624), (4, 7696312), (8, 3848156), (13, 2368096), (16, 1924078), (26, 1184048), (32, 962039), (43, 715936), (52, 592024), (86, 357968), (104, 296012), (172, 178984), (208, 148006), (344, 89492), (416, 74003), (559, 55072), (688, 44746), (1118, 27536), (1376, 22373), (1721, 17888), (2236, 13768), (3442, 8944), (4472, 6884)]