25016810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{743}}^1$

素因数の和:807

約数の個数: 64

約数和(自身を含む): 56996352

約数和(自身を除く): 31979542

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 37, 65, 70, 74, 91, 130, 182, 185, 259, 370, 455, 481, 518, 743, 910, 962, 1295, 1486, 2405, 2590, 3367, 3715, 4810, 5201, 6734, 7430, 9659, 10402, 16835, 19318, 26005, 27491, 33670, 48295, 52010, 54982, 67613, 96590, 135226, 137455, 192437, 274910, 338065, 357383, 384874, 676130, 714766, 962185, 1786915, 1924370, 2501681, 3573830, 5003362, 12508405, 25016810]

約数ペア:

[(1, 25016810), (2, 12508405), (5, 5003362), (7, 3573830), (10, 2501681), (13, 1924370), (14, 1786915), (26, 962185), (35, 714766), (37, 676130), (65, 384874), (70, 357383), (74, 338065), (91, 274910), (130, 192437), (182, 137455), (185, 135226), (259, 96590), (370, 67613), (455, 54982), (481, 52010), (518, 48295), (743, 33670), (910, 27491), (962, 26005), (1295, 19318), (1486, 16835), (2405, 10402), (2590, 9659), (3367, 7430), (3715, 6734), (4810, 5201)]