64275290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 128701440

約数和(自身を除く): 64426150

約数列:

[1, 2, 5, 10, 19, 37, 38, 41, 74, 82, 95, 185, 190, 205, 223, 370, 410, 446, 703, 779, 1115, 1406, 1517, 1558, 2230, 3034, 3515, 3895, 4237, 7030, 7585, 7790, 8251, 8474, 9143, 15170, 16502, 18286, 21185, 28823, 41255, 42370, 45715, 57646, 82510, 91430, 144115, 156769, 173717, 288230, 313538, 338291, 347434, 676582, 783845, 868585, 1567690, 1691455, 1737170, 3382910, 6427529, 12855058, 32137645, 64275290]

約数ペア:

[(1, 64275290), (2, 32137645), (5, 12855058), (10, 6427529), (19, 3382910), (37, 1737170), (38, 1691455), (41, 1567690), (74, 868585), (82, 783845), (95, 676582), (185, 347434), (190, 338291), (205, 313538), (223, 288230), (370, 173717), (410, 156769), (446, 144115), (703, 91430), (779, 82510), (1115, 57646), (1406, 45715), (1517, 42370), (1558, 41255), (2230, 28823), (3034, 21185), (3515, 18286), (3895, 16502), (4237, 15170), (7030, 9143), (7585, 8474), (7790, 8251)]