78650390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{12347}}^1$

素因数の和:12381

約数の個数: 48

約数和(自身を含む): 177366672

約数和(自身を除く): 98716282

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 12347, 24694, 61735, 86429, 123470, 160511, 172858, 321022, 432145, 605003, 802555, 864290, 1123577, 1210006, 1605110, 2247154, 3025015, 5617885, 6050030, 7865039, 11235770, 15730078, 39325195, 78650390]

約数ペア:

[(1, 78650390), (2, 39325195), (5, 15730078), (7, 11235770), (10, 7865039), (13, 6050030), (14, 5617885), (26, 3025015), (35, 2247154), (49, 1605110), (65, 1210006), (70, 1123577), (91, 864290), (98, 802555), (130, 605003), (182, 432145), (245, 321022), (455, 172858), (490, 160511), (637, 123470), (910, 86429), (1274, 61735), (3185, 24694), (6370, 12347)]