158858980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{937}}^1$

素因数の和:1133

約数の個数: 72

約数和(自身を含む): 390729528

約数和(自身を除く): 231870548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 173, 196, 245, 346, 490, 692, 865, 937, 980, 1211, 1730, 1874, 2422, 3460, 3748, 4685, 4844, 6055, 6559, 8477, 9370, 12110, 13118, 16954, 18740, 24220, 26236, 32795, 33908, 42385, 45913, 65590, 84770, 91826, 131180, 162101, 169540, 183652, 229565, 324202, 459130, 648404, 810505, 918260, 1134707, 1621010, 2269414, 3242020, 4538828, 5673535, 7942949, 11347070, 15885898, 22694140, 31771796, 39714745, 79429490, 158858980]

約数ペア:

[(1, 158858980), (2, 79429490), (4, 39714745), (5, 31771796), (7, 22694140), (10, 15885898), (14, 11347070), (20, 7942949), (28, 5673535), (35, 4538828), (49, 3242020), (70, 2269414), (98, 1621010), (140, 1134707), (173, 918260), (196, 810505), (245, 648404), (346, 459130), (490, 324202), (692, 229565), (865, 183652), (937, 169540), (980, 162101), (1211, 131180), (1730, 91826), (1874, 84770), (2422, 65590), (3460, 45913), (3748, 42385), (4685, 33908), (4844, 32795), (6055, 26236), (6559, 24220), (8477, 18740), (9370, 16954), (12110, 13118)]