28367300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{21821}}^1$

素因数の和:21848

約数の個数: 36

約数和(自身を含む): 66295236

約数和(自身を除く): 37927936

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 21821, 43642, 87284, 109105, 218210, 283673, 436420, 545525, 567346, 1091050, 1134692, 1418365, 2182100, 2836730, 5673460, 7091825, 14183650, 28367300]

約数ペア:

[(1, 28367300), (2, 14183650), (4, 7091825), (5, 5673460), (10, 2836730), (13, 2182100), (20, 1418365), (25, 1134692), (26, 1091050), (50, 567346), (52, 545525), (65, 436420), (100, 283673), (130, 218210), (260, 109105), (325, 87284), (650, 43642), (1300, 21821)]