51811540

素因数分解:

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

素因数の和:229

約数の個数: 96

約数和(自身を含む): 125411328

約数和(自身を除く): 73599788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 71, 107, 110, 124, 142, 155, 214, 220, 284, 310, 341, 355, 428, 535, 620, 682, 710, 781, 1070, 1177, 1364, 1420, 1562, 1705, 2140, 2201, 2354, 3124, 3317, 3410, 3905, 4402, 4708, 5885, 6634, 6820, 7597, 7810, 8804, 11005, 11770, 13268, 15194, 15620, 16585, 22010, 23540, 24211, 30388, 33170, 36487, 37985, 44020, 48422, 66340, 72974, 75970, 83567, 96844, 121055, 145948, 151940, 167134, 182435, 235507, 242110, 334268, 364870, 417835, 471014, 484220, 729740, 835670, 942028, 1177535, 1671340, 2355070, 2590577, 4710140, 5181154, 10362308, 12952885, 25905770, 51811540]

約数ペア:

[(1, 51811540), (2, 25905770), (4, 12952885), (5, 10362308), (10, 5181154), (11, 4710140), (20, 2590577), (22, 2355070), (31, 1671340), (44, 1177535), (55, 942028), (62, 835670), (71, 729740), (107, 484220), (110, 471014), (124, 417835), (142, 364870), (155, 334268), (214, 242110), (220, 235507), (284, 182435), (310, 167134), (341, 151940), (355, 145948), (428, 121055), (535, 96844), (620, 83567), (682, 75970), (710, 72974), (781, 66340), (1070, 48422), (1177, 44020), (1364, 37985), (1420, 36487), (1562, 33170), (1705, 30388), (2140, 24211), (2201, 23540), (2354, 22010), (3124, 16585), (3317, 15620), (3410, 15194), (3905, 13268), (4402, 11770), (4708, 11005), (5885, 8804), (6634, 7810), (6820, 7597)]