204522800

素因数分解:

$2^4\times 5^2\times {\mathrm{191}}^1\times {\mathrm{2677}}^1$

素因数の和:2886

約数の個数: 60

約数和(自身を含む): 494123136

約数和(自身を除く): 289600336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 191, 200, 382, 400, 764, 955, 1528, 1910, 2677, 3056, 3820, 4775, 5354, 7640, 9550, 10708, 13385, 15280, 19100, 21416, 26770, 38200, 42832, 53540, 66925, 76400, 107080, 133850, 214160, 267700, 511307, 535400, 1022614, 1070800, 2045228, 2556535, 4090456, 5113070, 8180912, 10226140, 12782675, 20452280, 25565350, 40904560, 51130700, 102261400, 204522800]

約数ペア:

[(1, 204522800), (2, 102261400), (4, 51130700), (5, 40904560), (8, 25565350), (10, 20452280), (16, 12782675), (20, 10226140), (25, 8180912), (40, 5113070), (50, 4090456), (80, 2556535), (100, 2045228), (191, 1070800), (200, 1022614), (382, 535400), (400, 511307), (764, 267700), (955, 214160), (1528, 133850), (1910, 107080), (2677, 76400), (3056, 66925), (3820, 53540), (4775, 42832), (5354, 38200), (7640, 26770), (9550, 21416), (10708, 19100), (13385, 15280)]