71161720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{36307}}^1$

素因数の和:36332

約数の個数: 48

約数和(自身を含む): 186260040

約数和(自身を除く): 115098320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 36307, 72614, 145228, 181535, 254149, 290456, 363070, 508298, 726140, 1016596, 1270745, 1452280, 1779043, 2033192, 2541490, 3558086, 5082980, 7116172, 8895215, 10165960, 14232344, 17790430, 35580860, 71161720]

約数ペア:

[(1, 71161720), (2, 35580860), (4, 17790430), (5, 14232344), (7, 10165960), (8, 8895215), (10, 7116172), (14, 5082980), (20, 3558086), (28, 2541490), (35, 2033192), (40, 1779043), (49, 1452280), (56, 1270745), (70, 1016596), (98, 726140), (140, 508298), (196, 363070), (245, 290456), (280, 254149), (392, 181535), (490, 145228), (980, 72614), (1960, 36307)]