26257868

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 59028480

約数和(自身を除く): 32770612

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 169, 179, 182, 217, 338, 358, 364, 403, 434, 676, 716, 806, 868, 1183, 1253, 1612, 2327, 2366, 2506, 2821, 4654, 4732, 5012, 5239, 5549, 5642, 9308, 10478, 11098, 11284, 16289, 20956, 22196, 30251, 32578, 36673, 38843, 60502, 65156, 72137, 73346, 77686, 121004, 144274, 146692, 155372, 211757, 288548, 423514, 504959, 847028, 937781, 1009918, 1875562, 2019836, 3751124, 6564467, 13128934, 26257868]

約数ペア:

[(1, 26257868), (2, 13128934), (4, 6564467), (7, 3751124), (13, 2019836), (14, 1875562), (26, 1009918), (28, 937781), (31, 847028), (52, 504959), (62, 423514), (91, 288548), (124, 211757), (169, 155372), (179, 146692), (182, 144274), (217, 121004), (338, 77686), (358, 73346), (364, 72137), (403, 65156), (434, 60502), (676, 38843), (716, 36673), (806, 32578), (868, 30251), (1183, 22196), (1253, 20956), (1612, 16289), (2327, 11284), (2366, 11098), (2506, 10478), (2821, 9308), (4654, 5642), (4732, 5549), (5012, 5239)]