450053500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{69239}}^1$

素因数の和:69271

約数の個数: 48

約数和(自身を含む): 1058541120

約数和(自身を除く): 608487620

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6500, 69239, 138478, 276956, 346195, 692390, 900107, 1384780, 1730975, 1800214, 3461950, 3600428, 4500535, 6923900, 8654875, 9001070, 17309750, 18002140, 22502675, 34619500, 45005350, 90010700, 112513375, 225026750, 450053500]

約数ペア:

[(1, 450053500), (2, 225026750), (4, 112513375), (5, 90010700), (10, 45005350), (13, 34619500), (20, 22502675), (25, 18002140), (26, 17309750), (50, 9001070), (52, 8654875), (65, 6923900), (100, 4500535), (125, 3600428), (130, 3461950), (250, 1800214), (260, 1730975), (325, 1384780), (500, 900107), (650, 692390), (1300, 346195), (1625, 276956), (3250, 138478), (6500, 69239)]