20966550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:254

約数の個数: 96

約数和(自身を含む): 57746304

約数和(自身を除く): 36779754

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 97, 110, 131, 150, 165, 194, 262, 275, 291, 330, 393, 485, 550, 582, 655, 786, 825, 970, 1067, 1310, 1441, 1455, 1650, 1965, 2134, 2425, 2882, 2910, 3201, 3275, 3930, 4323, 4850, 5335, 6402, 6550, 7205, 7275, 8646, 9825, 10670, 12707, 14410, 14550, 16005, 19650, 21615, 25414, 26675, 32010, 36025, 38121, 43230, 53350, 63535, 72050, 76242, 80025, 108075, 127070, 139777, 160050, 190605, 216150, 279554, 317675, 381210, 419331, 635350, 698885, 838662, 953025, 1397770, 1906050, 2096655, 3494425, 4193310, 6988850, 10483275, 20966550]

約数ペア:

[(1, 20966550), (2, 10483275), (3, 6988850), (5, 4193310), (6, 3494425), (10, 2096655), (11, 1906050), (15, 1397770), (22, 953025), (25, 838662), (30, 698885), (33, 635350), (50, 419331), (55, 381210), (66, 317675), (75, 279554), (97, 216150), (110, 190605), (131, 160050), (150, 139777), (165, 127070), (194, 108075), (262, 80025), (275, 76242), (291, 72050), (330, 63535), (393, 53350), (485, 43230), (550, 38121), (582, 36025), (655, 32010), (786, 26675), (825, 25414), (970, 21615), (1067, 19650), (1310, 16005), (1441, 14550), (1455, 14410), (1650, 12707), (1965, 10670), (2134, 9825), (2425, 8646), (2882, 7275), (2910, 7205), (3201, 6550), (3275, 6402), (3930, 5335), (4323, 4850)]