25905770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 53747712

約数和(自身を除く): 27841942

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 71, 107, 110, 142, 155, 214, 310, 341, 355, 535, 682, 710, 781, 1070, 1177, 1562, 1705, 2201, 2354, 3317, 3410, 3905, 4402, 5885, 6634, 7597, 7810, 11005, 11770, 15194, 16585, 22010, 24211, 33170, 36487, 37985, 48422, 72974, 75970, 83567, 121055, 167134, 182435, 235507, 242110, 364870, 417835, 471014, 835670, 1177535, 2355070, 2590577, 5181154, 12952885, 25905770]

約数ペア:

[(1, 25905770), (2, 12952885), (5, 5181154), (10, 2590577), (11, 2355070), (22, 1177535), (31, 835670), (55, 471014), (62, 417835), (71, 364870), (107, 242110), (110, 235507), (142, 182435), (155, 167134), (214, 121055), (310, 83567), (341, 75970), (355, 72974), (535, 48422), (682, 37985), (710, 36487), (781, 33170), (1070, 24211), (1177, 22010), (1562, 16585), (1705, 15194), (2201, 11770), (2354, 11005), (3317, 7810), (3410, 7597), (3905, 6634), (4402, 5885)]