254190400

素因数分解:

$2^6\times 5^2\times {\mathrm{79}}^1\times {\mathrm{2011}}^1$

素因数の和:2112

約数の個数: 84

約数和(自身を含む): 633699520

約数和(自身を除く): 379509120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 79, 80, 100, 158, 160, 200, 316, 320, 395, 400, 632, 790, 800, 1264, 1580, 1600, 1975, 2011, 2528, 3160, 3950, 4022, 5056, 6320, 7900, 8044, 10055, 12640, 15800, 16088, 20110, 25280, 31600, 32176, 40220, 50275, 63200, 64352, 80440, 100550, 126400, 128704, 158869, 160880, 201100, 317738, 321760, 402200, 635476, 643520, 794345, 804400, 1270952, 1588690, 1608800, 2541904, 3177380, 3217600, 3971725, 5083808, 6354760, 7943450, 10167616, 12709520, 15886900, 25419040, 31773800, 50838080, 63547600, 127095200, 254190400]

約数ペア:

[(1, 254190400), (2, 127095200), (4, 63547600), (5, 50838080), (8, 31773800), (10, 25419040), (16, 15886900), (20, 12709520), (25, 10167616), (32, 7943450), (40, 6354760), (50, 5083808), (64, 3971725), (79, 3217600), (80, 3177380), (100, 2541904), (158, 1608800), (160, 1588690), (200, 1270952), (316, 804400), (320, 794345), (395, 643520), (400, 635476), (632, 402200), (790, 321760), (800, 317738), (1264, 201100), (1580, 160880), (1600, 158869), (1975, 128704), (2011, 126400), (2528, 100550), (3160, 80440), (3950, 64352), (4022, 63200), (5056, 50275), (6320, 40220), (7900, 32176), (8044, 31600), (10055, 25280), (12640, 20110), (15800, 16088)]