212775290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3203}}^1$

素因数の和:3303

約数の個数: 64

約数和(自身を含む): 477985536

約数和(自身を除く): 265210246

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 73, 91, 130, 146, 182, 365, 455, 511, 730, 910, 949, 1022, 1898, 2555, 3203, 4745, 5110, 6406, 6643, 9490, 13286, 16015, 22421, 32030, 33215, 41639, 44842, 66430, 83278, 112105, 208195, 224210, 233819, 291473, 416390, 467638, 582946, 1169095, 1457365, 1636733, 2338190, 2914730, 3039647, 3273466, 6079294, 8183665, 15198235, 16367330, 21277529, 30396470, 42555058, 106387645, 212775290]

約数ペア:

[(1, 212775290), (2, 106387645), (5, 42555058), (7, 30396470), (10, 21277529), (13, 16367330), (14, 15198235), (26, 8183665), (35, 6079294), (65, 3273466), (70, 3039647), (73, 2914730), (91, 2338190), (130, 1636733), (146, 1457365), (182, 1169095), (365, 582946), (455, 467638), (511, 416390), (730, 291473), (910, 233819), (949, 224210), (1022, 208195), (1898, 112105), (2555, 83278), (3203, 66430), (4745, 44842), (5110, 41639), (6406, 33215), (6643, 32030), (9490, 22421), (13286, 16015)]