387200

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^2$

素因数の和:46

約数の個数: 72

約数和(自身を含む): 1051365

約数和(自身を除く): 664165

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 121, 128, 160, 176, 200, 220, 242, 275, 320, 352, 400, 440, 484, 550, 605, 640, 704, 800, 880, 968, 1100, 1210, 1408, 1600, 1760, 1936, 2200, 2420, 3025, 3200, 3520, 3872, 4400, 4840, 6050, 7040, 7744, 8800, 9680, 12100, 15488, 17600, 19360, 24200, 35200, 38720, 48400, 77440, 96800, 193600, 387200]

約数ペア:

[(1, 387200), (2, 193600), (4, 96800), (5, 77440), (8, 48400), (10, 38720), (11, 35200), (16, 24200), (20, 19360), (22, 17600), (25, 15488), (32, 12100), (40, 9680), (44, 8800), (50, 7744), (55, 7040), (64, 6050), (80, 4840), (88, 4400), (100, 3872), (110, 3520), (121, 3200), (128, 3025), (160, 2420), (176, 2200), (200, 1936), (220, 1760), (242, 1600), (275, 1408), (320, 1210), (352, 1100), (400, 968), (440, 880), (484, 800), (550, 704), (605, 640)]