66819740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1103}}^1$

素因数の和:1358

約数の個数: 48

約数和(自身を含む): 151901568

約数和(自身を除く): 85081828

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 233, 260, 466, 932, 1103, 1165, 2206, 2330, 3029, 4412, 4660, 5515, 6058, 11030, 12116, 14339, 15145, 22060, 28678, 30290, 57356, 60580, 71695, 143390, 256999, 286780, 513998, 1027996, 1284995, 2569990, 3340987, 5139980, 6681974, 13363948, 16704935, 33409870, 66819740]

約数ペア:

[(1, 66819740), (2, 33409870), (4, 16704935), (5, 13363948), (10, 6681974), (13, 5139980), (20, 3340987), (26, 2569990), (52, 1284995), (65, 1027996), (130, 513998), (233, 286780), (260, 256999), (466, 143390), (932, 71695), (1103, 60580), (1165, 57356), (2206, 30290), (2330, 28678), (3029, 22060), (4412, 15145), (4660, 14339), (5515, 12116), (6058, 11030)]