54870920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{8117}}^1$

素因数の和:8154

約数の個数: 48

約数和(自身を含む): 133703460

約数和(自身を除く): 78832540

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 8117, 16234, 32468, 40585, 64936, 81170, 105521, 162340, 211042, 324680, 422084, 527605, 844168, 1055210, 1371773, 2110420, 2743546, 4220840, 5487092, 6858865, 10974184, 13717730, 27435460, 54870920]

約数ペア:

[(1, 54870920), (2, 27435460), (4, 13717730), (5, 10974184), (8, 6858865), (10, 5487092), (13, 4220840), (20, 2743546), (26, 2110420), (40, 1371773), (52, 1055210), (65, 844168), (104, 527605), (130, 422084), (169, 324680), (260, 211042), (338, 162340), (520, 105521), (676, 81170), (845, 64936), (1352, 40585), (1690, 32468), (3380, 16234), (6760, 8117)]