25003550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{269}}^1$

素因数の和:318

約数の個数: 72

約数和(自身を含む): 55141560

約数和(自身を除く): 30138010

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 169, 269, 275, 286, 325, 338, 538, 550, 650, 715, 845, 1345, 1430, 1690, 1859, 2690, 2959, 3497, 3575, 3718, 4225, 5918, 6725, 6994, 7150, 8450, 9295, 13450, 14795, 17485, 18590, 29590, 34970, 38467, 45461, 46475, 73975, 76934, 87425, 90922, 92950, 147950, 174850, 192335, 227305, 384670, 454610, 500071, 961675, 1000142, 1136525, 1923350, 2273050, 2500355, 5000710, 12501775, 25003550]

約数ペア:

[(1, 25003550), (2, 12501775), (5, 5000710), (10, 2500355), (11, 2273050), (13, 1923350), (22, 1136525), (25, 1000142), (26, 961675), (50, 500071), (55, 454610), (65, 384670), (110, 227305), (130, 192335), (143, 174850), (169, 147950), (269, 92950), (275, 90922), (286, 87425), (325, 76934), (338, 73975), (538, 46475), (550, 45461), (650, 38467), (715, 34970), (845, 29590), (1345, 18590), (1430, 17485), (1690, 14795), (1859, 13450), (2690, 9295), (2959, 8450), (3497, 7150), (3575, 6994), (3718, 6725), (4225, 5918)]