25950704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:258

約数の個数: 80

約数和(自身を含む): 59058720

約数和(自身を除く): 33108016

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 41, 52, 68, 82, 104, 136, 164, 179, 208, 221, 272, 328, 358, 442, 533, 656, 697, 716, 884, 1066, 1394, 1432, 1768, 2132, 2327, 2788, 2864, 3043, 3536, 4264, 4654, 5576, 6086, 7339, 8528, 9061, 9308, 11152, 12172, 14678, 18122, 18616, 24344, 29356, 36244, 37232, 39559, 48688, 58712, 72488, 79118, 95407, 117424, 124763, 144976, 158236, 190814, 249526, 316472, 381628, 499052, 632944, 763256, 998104, 1526512, 1621919, 1996208, 3243838, 6487676, 12975352, 25950704]

約数ペア:

[(1, 25950704), (2, 12975352), (4, 6487676), (8, 3243838), (13, 1996208), (16, 1621919), (17, 1526512), (26, 998104), (34, 763256), (41, 632944), (52, 499052), (68, 381628), (82, 316472), (104, 249526), (136, 190814), (164, 158236), (179, 144976), (208, 124763), (221, 117424), (272, 95407), (328, 79118), (358, 72488), (442, 58712), (533, 48688), (656, 39559), (697, 37232), (716, 36244), (884, 29356), (1066, 24344), (1394, 18616), (1432, 18122), (1768, 14678), (2132, 12172), (2327, 11152), (2788, 9308), (2864, 9061), (3043, 8528), (3536, 7339), (4264, 6086), (4654, 5576)]