160939100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1031}}^1$

素因数の和:1275

約数の個数: 72

約数和(自身を含む): 401307648

約数和(自身を除く): 240368548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 223, 350, 446, 700, 892, 1031, 1115, 1561, 2062, 2230, 3122, 4124, 4460, 5155, 5575, 6244, 7217, 7805, 10310, 11150, 14434, 15610, 20620, 22300, 25775, 28868, 31220, 36085, 39025, 51550, 72170, 78050, 103100, 144340, 156100, 180425, 229913, 360850, 459826, 721700, 919652, 1149565, 1609391, 2299130, 3218782, 4598260, 5747825, 6437564, 8046955, 11495650, 16093910, 22991300, 32187820, 40234775, 80469550, 160939100]

約数ペア:

[(1, 160939100), (2, 80469550), (4, 40234775), (5, 32187820), (7, 22991300), (10, 16093910), (14, 11495650), (20, 8046955), (25, 6437564), (28, 5747825), (35, 4598260), (50, 3218782), (70, 2299130), (100, 1609391), (140, 1149565), (175, 919652), (223, 721700), (350, 459826), (446, 360850), (700, 229913), (892, 180425), (1031, 156100), (1115, 144340), (1561, 103100), (2062, 78050), (2230, 72170), (3122, 51550), (4124, 39025), (4460, 36085), (5155, 31220), (5575, 28868), (6244, 25775), (7217, 22300), (7805, 20620), (10310, 15610), (11150, 14434)]