25963020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1487}}^1$

素因数の和:1599

約数の個数: 72

約数和(自身を含む): 79619904

約数和(自身を除く): 53656884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1487, 1746, 1940, 2910, 2974, 3492, 4365, 4461, 5820, 5948, 7435, 8730, 8922, 13383, 14870, 17460, 17844, 22305, 26766, 29740, 44610, 53532, 66915, 89220, 133830, 144239, 267660, 288478, 432717, 576956, 721195, 865434, 1298151, 1442390, 1730868, 2163585, 2596302, 2884780, 4327170, 5192604, 6490755, 8654340, 12981510, 25963020]

約数ペア:

[(1, 25963020), (2, 12981510), (3, 8654340), (4, 6490755), (5, 5192604), (6, 4327170), (9, 2884780), (10, 2596302), (12, 2163585), (15, 1730868), (18, 1442390), (20, 1298151), (30, 865434), (36, 721195), (45, 576956), (60, 432717), (90, 288478), (97, 267660), (180, 144239), (194, 133830), (291, 89220), (388, 66915), (485, 53532), (582, 44610), (873, 29740), (970, 26766), (1164, 22305), (1455, 17844), (1487, 17460), (1746, 14870), (1940, 13383), (2910, 8922), (2974, 8730), (3492, 7435), (4365, 5948), (4461, 5820)]