12853875560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{30497}}^1$

素因数の和:30806

約数の個数: 64

約数和(自身を含む): 29742869520

約数和(自身を除く): 16888993960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 257, 328, 410, 514, 820, 1028, 1285, 1640, 2056, 2570, 5140, 10280, 10537, 21074, 30497, 42148, 52685, 60994, 84296, 105370, 121988, 152485, 210740, 243976, 304970, 421480, 609940, 1219880, 1250377, 2500754, 5001508, 6251885, 7837729, 10003016, 12503770, 15675458, 25007540, 31350916, 39188645, 50015080, 62701832, 78377290, 156754580, 313509160, 321346889, 642693778, 1285387556, 1606734445, 2570775112, 3213468890, 6426937780, 12853875560]

約数ペア:

[(1, 12853875560), (2, 6426937780), (4, 3213468890), (5, 2570775112), (8, 1606734445), (10, 1285387556), (20, 642693778), (40, 321346889), (41, 313509160), (82, 156754580), (164, 78377290), (205, 62701832), (257, 50015080), (328, 39188645), (410, 31350916), (514, 25007540), (820, 15675458), (1028, 12503770), (1285, 10003016), (1640, 7837729), (2056, 6251885), (2570, 5001508), (5140, 2500754), (10280, 1250377), (10537, 1219880), (21074, 609940), (30497, 421480), (42148, 304970), (52685, 243976), (60994, 210740), (84296, 152485), (105370, 121988)]