131094680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{953}}^1$

素因数の和:1164

約数の個数: 64

約数和(自身を含む): 312530400

約数和(自身を除く): 181435720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 181, 190, 362, 380, 724, 760, 905, 953, 1448, 1810, 1906, 3439, 3620, 3812, 4765, 6878, 7240, 7624, 9530, 13756, 17195, 18107, 19060, 27512, 34390, 36214, 38120, 68780, 72428, 90535, 137560, 144856, 172493, 181070, 344986, 362140, 689972, 724280, 862465, 1379944, 1724930, 3277367, 3449860, 6554734, 6899720, 13109468, 16386835, 26218936, 32773670, 65547340, 131094680]

約数ペア:

[(1, 131094680), (2, 65547340), (4, 32773670), (5, 26218936), (8, 16386835), (10, 13109468), (19, 6899720), (20, 6554734), (38, 3449860), (40, 3277367), (76, 1724930), (95, 1379944), (152, 862465), (181, 724280), (190, 689972), (362, 362140), (380, 344986), (724, 181070), (760, 172493), (905, 144856), (953, 137560), (1448, 90535), (1810, 72428), (1906, 68780), (3439, 38120), (3620, 36214), (3812, 34390), (4765, 27512), (6878, 19060), (7240, 18107), (7624, 17195), (9530, 13756)]