26145680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 120

約数和(自身を含む): 69563256

約数和(自身を除く): 43417576

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 73, 74, 80, 88, 110, 121, 146, 148, 176, 185, 220, 242, 292, 296, 365, 370, 407, 440, 484, 584, 592, 605, 730, 740, 803, 814, 880, 968, 1168, 1210, 1460, 1480, 1606, 1628, 1936, 2035, 2420, 2701, 2920, 2960, 3212, 3256, 4015, 4070, 4477, 4840, 5402, 5840, 6424, 6512, 8030, 8140, 8833, 8954, 9680, 10804, 12848, 13505, 16060, 16280, 17666, 17908, 21608, 22385, 27010, 29711, 32120, 32560, 35332, 35816, 43216, 44165, 44770, 54020, 59422, 64240, 70664, 71632, 88330, 89540, 108040, 118844, 141328, 148555, 176660, 179080, 216080, 237688, 297110, 326821, 353320, 358160, 475376, 594220, 653642, 706640, 1188440, 1307284, 1634105, 2376880, 2614568, 3268210, 5229136, 6536420, 13072840, 26145680]

約数ペア:

[(1, 26145680), (2, 13072840), (4, 6536420), (5, 5229136), (8, 3268210), (10, 2614568), (11, 2376880), (16, 1634105), (20, 1307284), (22, 1188440), (37, 706640), (40, 653642), (44, 594220), (55, 475376), (73, 358160), (74, 353320), (80, 326821), (88, 297110), (110, 237688), (121, 216080), (146, 179080), (148, 176660), (176, 148555), (185, 141328), (220, 118844), (242, 108040), (292, 89540), (296, 88330), (365, 71632), (370, 70664), (407, 64240), (440, 59422), (484, 54020), (584, 44770), (592, 44165), (605, 43216), (730, 35816), (740, 35332), (803, 32560), (814, 32120), (880, 29711), (968, 27010), (1168, 22385), (1210, 21608), (1460, 17908), (1480, 17666), (1606, 16280), (1628, 16060), (1936, 13505), (2035, 12848), (2420, 10804), (2701, 9680), (2920, 8954), (2960, 8833), (3212, 8140), (3256, 8030), (4015, 6512), (4070, 6424), (4477, 5840), (4840, 5402)]