77180390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{5081}}^1$

素因数の和:5133

約数の個数: 48

約数和(自身を含む): 166852224

約数和(自身を除く): 89671834

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 155, 217, 245, 310, 434, 490, 1085, 1519, 2170, 3038, 5081, 7595, 10162, 15190, 25405, 35567, 50810, 71134, 157511, 177835, 248969, 315022, 355670, 497938, 787555, 1102577, 1244845, 1575110, 2205154, 2489690, 5512885, 7718039, 11025770, 15436078, 38590195, 77180390]

約数ペア:

[(1, 77180390), (2, 38590195), (5, 15436078), (7, 11025770), (10, 7718039), (14, 5512885), (31, 2489690), (35, 2205154), (49, 1575110), (62, 1244845), (70, 1102577), (98, 787555), (155, 497938), (217, 355670), (245, 315022), (310, 248969), (434, 177835), (490, 157511), (1085, 71134), (1519, 50810), (2170, 35567), (3038, 25405), (5081, 15190), (7595, 10162)]