201613180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{1231}}^1$

素因数の和:1690

約数の個数: 48

約数和(自身を含む): 447068160

約数和(自身を除く): 245454980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 431, 862, 1231, 1724, 2155, 2462, 4310, 4924, 6155, 8189, 8620, 12310, 16378, 23389, 24620, 32756, 40945, 46778, 81890, 93556, 116945, 163780, 233890, 467780, 530561, 1061122, 2122244, 2652805, 5305610, 10080659, 10611220, 20161318, 40322636, 50403295, 100806590, 201613180]

約数ペア:

[(1, 201613180), (2, 100806590), (4, 50403295), (5, 40322636), (10, 20161318), (19, 10611220), (20, 10080659), (38, 5305610), (76, 2652805), (95, 2122244), (190, 1061122), (380, 530561), (431, 467780), (862, 233890), (1231, 163780), (1724, 116945), (2155, 93556), (2462, 81890), (4310, 46778), (4924, 40945), (6155, 32756), (8189, 24620), (8620, 23389), (12310, 16378)]