131327300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101021}}^1$

素因数の和:101048

約数の個数: 36

約数和(自身を含む): 306904836

約数和(自身を除く): 175577536

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 101021, 202042, 404084, 505105, 1010210, 1313273, 2020420, 2525525, 2626546, 5051050, 5253092, 6566365, 10102100, 13132730, 26265460, 32831825, 65663650, 131327300]

約数ペア:

[(1, 131327300), (2, 65663650), (4, 32831825), (5, 26265460), (10, 13132730), (13, 10102100), (20, 6566365), (25, 5253092), (26, 5051050), (50, 2626546), (52, 2525525), (65, 2020420), (100, 1313273), (130, 1010210), (260, 505105), (325, 404084), (650, 202042), (1300, 101021)]