26499760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{599}}^1$

素因数の和:698

約数の個数: 80

約数和(自身を含む): 71424000

約数和(自身を除く): 44924240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 112, 140, 158, 280, 316, 395, 553, 560, 599, 632, 790, 1106, 1198, 1264, 1580, 2212, 2396, 2765, 2995, 3160, 4193, 4424, 4792, 5530, 5990, 6320, 8386, 8848, 9584, 11060, 11980, 16772, 20965, 22120, 23960, 33544, 41930, 44240, 47321, 47920, 67088, 83860, 94642, 167720, 189284, 236605, 331247, 335440, 378568, 473210, 662494, 757136, 946420, 1324988, 1656235, 1892840, 2649976, 3312470, 3785680, 5299952, 6624940, 13249880, 26499760]

約数ペア:

[(1, 26499760), (2, 13249880), (4, 6624940), (5, 5299952), (7, 3785680), (8, 3312470), (10, 2649976), (14, 1892840), (16, 1656235), (20, 1324988), (28, 946420), (35, 757136), (40, 662494), (56, 473210), (70, 378568), (79, 335440), (80, 331247), (112, 236605), (140, 189284), (158, 167720), (280, 94642), (316, 83860), (395, 67088), (553, 47920), (560, 47321), (599, 44240), (632, 41930), (790, 33544), (1106, 23960), (1198, 22120), (1264, 20965), (1580, 16772), (2212, 11980), (2396, 11060), (2765, 9584), (2995, 8848), (3160, 8386), (4193, 6320), (4424, 5990), (4792, 5530)]