201814600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{77621}}^1$

素因数の和:77650

約数の個数: 48

約数和(自身を含む): 505319220

約数和(自身を除く): 303504620

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 77621, 155242, 310484, 388105, 620968, 776210, 1009073, 1552420, 1940525, 2018146, 3104840, 3881050, 4036292, 5045365, 7762100, 8072584, 10090730, 15524200, 20181460, 25226825, 40362920, 50453650, 100907300, 201814600]

約数ペア:

[(1, 201814600), (2, 100907300), (4, 50453650), (5, 40362920), (8, 25226825), (10, 20181460), (13, 15524200), (20, 10090730), (25, 8072584), (26, 7762100), (40, 5045365), (50, 4036292), (52, 3881050), (65, 3104840), (100, 2018146), (104, 1940525), (130, 1552420), (200, 1009073), (260, 776210), (325, 620968), (520, 388105), (650, 310484), (1300, 155242), (2600, 77621)]