201554600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{77521}}^1$

素因数の和:77550

約数の個数: 48

約数和(自身を含む): 504668220

約数和(自身を除く): 303113620

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, 77521, 155042, 310084, 387605, 620168, 775210, 1007773, 1550420, 1938025, 2015546, 3100840, 3876050, 4031092, 5038865, 7752100, 8062184, 10077730, 15504200, 20155460, 25194325, 40310920, 50388650, 100777300, 201554600]

約数ペア:

[(1, 201554600), (2, 100777300), (4, 50388650), (5, 40310920), (8, 25194325), (10, 20155460), (13, 15504200), (20, 10077730), (25, 8062184), (26, 7752100), (40, 5038865), (50, 4031092), (52, 3876050), (65, 3100840), (100, 2015546), (104, 1938025), (130, 1550420), (200, 1007773), (260, 775210), (325, 620168), (520, 387605), (650, 310084), (1300, 155042), (2600, 77521)]