13337600

素因数分解:

$2^{10}\times 5^2\times {\mathrm{521}}^1$

素因数の和:551

約数の個数: 66

約数和(自身を含む): 33124554

約数和(自身を除く): 19786954

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 521, 640, 800, 1024, 1042, 1280, 1600, 2084, 2560, 2605, 3200, 4168, 5120, 5210, 6400, 8336, 10420, 12800, 13025, 16672, 20840, 25600, 26050, 33344, 41680, 52100, 66688, 83360, 104200, 133376, 166720, 208400, 266752, 333440, 416800, 533504, 666880, 833600, 1333760, 1667200, 2667520, 3334400, 6668800, 13337600]

約数ペア:

[(1, 13337600), (2, 6668800), (4, 3334400), (5, 2667520), (8, 1667200), (10, 1333760), (16, 833600), (20, 666880), (25, 533504), (32, 416800), (40, 333440), (50, 266752), (64, 208400), (80, 166720), (100, 133376), (128, 104200), (160, 83360), (200, 66688), (256, 52100), (320, 41680), (400, 33344), (512, 26050), (521, 25600), (640, 20840), (800, 16672), (1024, 13025), (1042, 12800), (1280, 10420), (1600, 8336), (2084, 6400), (2560, 5210), (2605, 5120), (3200, 4168)]