133628020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{1523}}^1$

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 290340288

約数和(自身を除く): 156712268

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 107, 164, 205, 214, 410, 428, 535, 820, 1070, 1523, 2140, 3046, 4387, 6092, 7615, 8774, 15230, 17548, 21935, 30460, 43870, 62443, 87740, 124886, 162961, 249772, 312215, 325922, 624430, 651844, 814805, 1248860, 1629610, 3259220, 6681401, 13362802, 26725604, 33407005, 66814010, 133628020]

約数ペア:

[(1, 133628020), (2, 66814010), (4, 33407005), (5, 26725604), (10, 13362802), (20, 6681401), (41, 3259220), (82, 1629610), (107, 1248860), (164, 814805), (205, 651844), (214, 624430), (410, 325922), (428, 312215), (535, 249772), (820, 162961), (1070, 124886), (1523, 87740), (2140, 62443), (3046, 43870), (4387, 30460), (6092, 21935), (7615, 17548), (8774, 15230)]