2019967300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1553821}}^1$

素因数の和:1553848

約数の個数: 36

約数和(自身を含む): 4720511236

約数和(自身を除く): 2700543936

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 1553821, 3107642, 6215284, 7769105, 15538210, 20199673, 31076420, 38845525, 40399346, 77691050, 80798692, 100998365, 155382100, 201996730, 403993460, 504991825, 1009983650, 2019967300]

約数ペア:

[(1, 2019967300), (2, 1009983650), (4, 504991825), (5, 403993460), (10, 201996730), (13, 155382100), (20, 100998365), (25, 80798692), (26, 77691050), (50, 40399346), (52, 38845525), (65, 31076420), (100, 20199673), (130, 15538210), (260, 7769105), (325, 6215284), (650, 3107642), (1300, 1553821)]