53041540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1439}}^1$

素因数の和:1564

約数の個数: 48

約数和(自身を含む): 118540800

約数和(自身を除く): 65499260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 97, 190, 194, 380, 388, 485, 970, 1439, 1843, 1940, 2878, 3686, 5756, 7195, 7372, 9215, 14390, 18430, 27341, 28780, 36860, 54682, 109364, 136705, 139583, 273410, 279166, 546820, 558332, 697915, 1395830, 2652077, 2791660, 5304154, 10608308, 13260385, 26520770, 53041540]

約数ペア:

[(1, 53041540), (2, 26520770), (4, 13260385), (5, 10608308), (10, 5304154), (19, 2791660), (20, 2652077), (38, 1395830), (76, 697915), (95, 558332), (97, 546820), (190, 279166), (194, 273410), (380, 139583), (388, 136705), (485, 109364), (970, 54682), (1439, 36860), (1843, 28780), (1940, 27341), (2878, 18430), (3686, 14390), (5756, 9215), (7195, 7372)]