157100020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{102013}}^1$

素因数の和:102040

約数の個数: 48

約数和(自身を含む): 411320448

約数和(自身を除く): 254220428

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 102013, 204026, 408052, 510065, 714091, 1020130, 1122143, 1428182, 2040260, 2244286, 2856364, 3570455, 4488572, 5610715, 7140910, 7855001, 11221430, 14281820, 15710002, 22442860, 31420004, 39275005, 78550010, 157100020]

約数ペア:

[(1, 157100020), (2, 78550010), (4, 39275005), (5, 31420004), (7, 22442860), (10, 15710002), (11, 14281820), (14, 11221430), (20, 7855001), (22, 7140910), (28, 5610715), (35, 4488572), (44, 3570455), (55, 2856364), (70, 2244286), (77, 2040260), (110, 1428182), (140, 1122143), (154, 1020130), (220, 714091), (308, 510065), (385, 408052), (770, 204026), (1540, 102013)]