1652103680

素因数分解:

$2^9\times 5^1\times {\mathrm{645353}}^1$

素因数の和:645376

約数の個数: 40

約数和(自身を含む): 3961182852

約数和(自身を除く): 2309079172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 645353, 1290706, 2581412, 3226765, 5162824, 6453530, 10325648, 12907060, 20651296, 25814120, 41302592, 51628240, 82605184, 103256480, 165210368, 206512960, 330420736, 413025920, 826051840, 1652103680]

約数ペア:

[(1, 1652103680), (2, 826051840), (4, 413025920), (5, 330420736), (8, 206512960), (10, 165210368), (16, 103256480), (20, 82605184), (32, 51628240), (40, 41302592), (64, 25814120), (80, 20651296), (128, 12907060), (160, 10325648), (256, 6453530), (320, 5162824), (512, 3226765), (640, 2581412), (1280, 1290706), (2560, 645353)]