208066625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 308206080

約数和(自身を除く): 100139455

約数列:

[1, 5, 13, 19, 23, 25, 65, 95, 115, 125, 247, 293, 299, 325, 437, 475, 575, 1235, 1465, 1495, 1625, 2185, 2375, 2875, 3809, 5567, 5681, 6175, 6739, 7325, 7475, 10925, 19045, 27835, 28405, 30875, 33695, 36625, 37375, 54625, 72371, 87607, 95225, 128041, 139175, 142025, 168475, 361855, 438035, 476125, 640205, 695875, 710125, 842375, 1664533, 1809275, 2190175, 3201025, 8322665, 9046375, 10950875, 16005125, 41613325, 208066625]

約数ペア:

[(1, 208066625), (5, 41613325), (13, 16005125), (19, 10950875), (23, 9046375), (25, 8322665), (65, 3201025), (95, 2190175), (115, 1809275), (125, 1664533), (247, 842375), (293, 710125), (299, 695875), (325, 640205), (437, 476125), (475, 438035), (575, 361855), (1235, 168475), (1465, 142025), (1495, 139175), (1625, 128041), (2185, 95225), (2375, 87607), (2875, 72371), (3809, 54625), (5567, 37375), (5681, 36625), (6175, 33695), (6739, 30875), (7325, 28405), (7475, 27835), (10925, 19045)]