165947140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1907}}^1$

素因数の和:2164

約数の個数: 48

約数和(自身を含む): 368625600

約数和(自身を除く): 202678460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 229, 380, 458, 916, 1145, 1907, 2290, 3814, 4351, 4580, 7628, 8702, 9535, 17404, 19070, 21755, 36233, 38140, 43510, 72466, 87020, 144932, 181165, 362330, 436703, 724660, 873406, 1746812, 2183515, 4367030, 8297357, 8734060, 16594714, 33189428, 41486785, 82973570, 165947140]

約数ペア:

[(1, 165947140), (2, 82973570), (4, 41486785), (5, 33189428), (10, 16594714), (19, 8734060), (20, 8297357), (38, 4367030), (76, 2183515), (95, 1746812), (190, 873406), (229, 724660), (380, 436703), (458, 362330), (916, 181165), (1145, 144932), (1907, 87020), (2290, 72466), (3814, 43510), (4351, 38140), (4580, 36233), (7628, 21755), (8702, 19070), (9535, 17404)]