134523880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{691}}^1$

素因数の和:890

約数の個数: 64

約数和(自身を含む): 314887680

約数和(自身を除く): 180363800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 157, 248, 310, 314, 620, 628, 691, 785, 1240, 1256, 1382, 1570, 2764, 3140, 3455, 4867, 5528, 6280, 6910, 9734, 13820, 19468, 21421, 24335, 27640, 38936, 42842, 48670, 85684, 97340, 107105, 108487, 171368, 194680, 214210, 216974, 428420, 433948, 542435, 856840, 867896, 1084870, 2169740, 3363097, 4339480, 6726194, 13452388, 16815485, 26904776, 33630970, 67261940, 134523880]

約数ペア:

[(1, 134523880), (2, 67261940), (4, 33630970), (5, 26904776), (8, 16815485), (10, 13452388), (20, 6726194), (31, 4339480), (40, 3363097), (62, 2169740), (124, 1084870), (155, 867896), (157, 856840), (248, 542435), (310, 433948), (314, 428420), (620, 216974), (628, 214210), (691, 194680), (785, 171368), (1240, 108487), (1256, 107105), (1382, 97340), (1570, 85684), (2764, 48670), (3140, 42842), (3455, 38936), (4867, 27640), (5528, 24335), (6280, 21421), (6910, 19468), (9734, 13820)]