71549800

素因数分解:

$2^3\times 5^2\times 7^4\times {\mathrm{149}}^1$

素因数の和:193

約数の個数: 120

約数和(自身を含む): 195369750

約数和(自身を除く): 123819950

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 149, 175, 196, 200, 245, 280, 298, 343, 350, 392, 490, 596, 686, 700, 745, 980, 1043, 1192, 1225, 1372, 1400, 1490, 1715, 1960, 2086, 2401, 2450, 2744, 2980, 3430, 3725, 4172, 4802, 4900, 5215, 5960, 6860, 7301, 7450, 8344, 8575, 9604, 9800, 10430, 12005, 13720, 14602, 14900, 17150, 19208, 20860, 24010, 26075, 29204, 29800, 34300, 36505, 41720, 48020, 51107, 52150, 58408, 60025, 68600, 73010, 96040, 102214, 104300, 120050, 146020, 182525, 204428, 208600, 240100, 255535, 292040, 357749, 365050, 408856, 480200, 511070, 715498, 730100, 1022140, 1277675, 1430996, 1460200, 1788745, 2044280, 2555350, 2861992, 3577490, 5110700, 7154980, 8943725, 10221400, 14309960, 17887450, 35774900, 71549800]

約数ペア:

[(1, 71549800), (2, 35774900), (4, 17887450), (5, 14309960), (7, 10221400), (8, 8943725), (10, 7154980), (14, 5110700), (20, 3577490), (25, 2861992), (28, 2555350), (35, 2044280), (40, 1788745), (49, 1460200), (50, 1430996), (56, 1277675), (70, 1022140), (98, 730100), (100, 715498), (140, 511070), (149, 480200), (175, 408856), (196, 365050), (200, 357749), (245, 292040), (280, 255535), (298, 240100), (343, 208600), (350, 204428), (392, 182525), (490, 146020), (596, 120050), (686, 104300), (700, 102214), (745, 96040), (980, 73010), (1043, 68600), (1192, 60025), (1225, 58408), (1372, 52150), (1400, 51107), (1490, 48020), (1715, 41720), (1960, 36505), (2086, 34300), (2401, 29800), (2450, 29204), (2744, 26075), (2980, 24010), (3430, 20860), (3725, 19208), (4172, 17150), (4802, 14900), (4900, 14602), (5215, 13720), (5960, 12005), (6860, 10430), (7301, 9800), (7450, 9604), (8344, 8575)]