875420

素因数分解:

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

素因数の和:79

約数の個数: 72

約数和(自身を含む): 2336544

約数和(自身を除く): 1461124

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 37, 52, 65, 70, 74, 91, 130, 140, 148, 169, 182, 185, 259, 260, 338, 364, 370, 455, 481, 518, 676, 740, 845, 910, 962, 1036, 1183, 1295, 1690, 1820, 1924, 2366, 2405, 2590, 3367, 3380, 4732, 4810, 5180, 5915, 6253, 6734, 9620, 11830, 12506, 13468, 16835, 23660, 25012, 31265, 33670, 43771, 62530, 67340, 87542, 125060, 175084, 218855, 437710, 875420]

約数ペア:

[(1, 875420), (2, 437710), (4, 218855), (5, 175084), (7, 125060), (10, 87542), (13, 67340), (14, 62530), (20, 43771), (26, 33670), (28, 31265), (35, 25012), (37, 23660), (52, 16835), (65, 13468), (70, 12506), (74, 11830), (91, 9620), (130, 6734), (140, 6253), (148, 5915), (169, 5180), (182, 4810), (185, 4732), (259, 3380), (260, 3367), (338, 2590), (364, 2405), (370, 2366), (455, 1924), (481, 1820), (518, 1690), (676, 1295), (740, 1183), (845, 1036), (910, 962)]