90255200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:325

約数の個数: 144

約数和(自身を含む): 256483584

約数和(自身を除く): 166228384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 71, 80, 100, 112, 140, 142, 160, 175, 200, 224, 227, 280, 284, 350, 355, 400, 454, 497, 560, 568, 700, 710, 800, 908, 994, 1120, 1135, 1136, 1400, 1420, 1589, 1775, 1816, 1988, 2270, 2272, 2485, 2800, 2840, 3178, 3550, 3632, 3976, 4540, 4970, 5600, 5675, 5680, 6356, 7100, 7264, 7945, 7952, 9080, 9940, 11350, 11360, 12425, 12712, 14200, 15890, 15904, 16117, 18160, 19880, 22700, 24850, 25424, 28400, 31780, 32234, 36320, 39725, 39760, 45400, 49700, 50848, 56800, 63560, 64468, 79450, 79520, 80585, 90800, 99400, 112819, 127120, 128936, 158900, 161170, 181600, 198800, 225638, 254240, 257872, 317800, 322340, 397600, 402925, 451276, 515744, 564095, 635600, 644680, 805850, 902552, 1128190, 1271200, 1289360, 1611700, 1805104, 2256380, 2578720, 2820475, 3223400, 3610208, 4512760, 5640950, 6446800, 9025520, 11281900, 12893600, 18051040, 22563800, 45127600, 90255200]

約数ペア:

[(1, 90255200), (2, 45127600), (4, 22563800), (5, 18051040), (7, 12893600), (8, 11281900), (10, 9025520), (14, 6446800), (16, 5640950), (20, 4512760), (25, 3610208), (28, 3223400), (32, 2820475), (35, 2578720), (40, 2256380), (50, 1805104), (56, 1611700), (70, 1289360), (71, 1271200), (80, 1128190), (100, 902552), (112, 805850), (140, 644680), (142, 635600), (160, 564095), (175, 515744), (200, 451276), (224, 402925), (227, 397600), (280, 322340), (284, 317800), (350, 257872), (355, 254240), (400, 225638), (454, 198800), (497, 181600), (560, 161170), (568, 158900), (700, 128936), (710, 127120), (800, 112819), (908, 99400), (994, 90800), (1120, 80585), (1135, 79520), (1136, 79450), (1400, 64468), (1420, 63560), (1589, 56800), (1775, 50848), (1816, 49700), (1988, 45400), (2270, 39760), (2272, 39725), (2485, 36320), (2800, 32234), (2840, 31780), (3178, 28400), (3550, 25424), (3632, 24850), (3976, 22700), (4540, 19880), (4970, 18160), (5600, 16117), (5675, 15904), (5680, 15890), (6356, 14200), (7100, 12712), (7264, 12425), (7945, 11360), (7952, 11350), (9080, 9940)]