72587240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{829}}^1$

素因数の和:1050

約数の個数: 64

約数和(自身を含む): 179280000

約数和(自身を除く): 106692760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 199, 220, 398, 440, 796, 829, 995, 1592, 1658, 1990, 2189, 3316, 3980, 4145, 4378, 6632, 7960, 8290, 8756, 9119, 10945, 16580, 17512, 18238, 21890, 33160, 36476, 43780, 45595, 72952, 87560, 91190, 164971, 182380, 329942, 364760, 659884, 824855, 1319768, 1649710, 1814681, 3299420, 3629362, 6598840, 7258724, 9073405, 14517448, 18146810, 36293620, 72587240]

約数ペア:

[(1, 72587240), (2, 36293620), (4, 18146810), (5, 14517448), (8, 9073405), (10, 7258724), (11, 6598840), (20, 3629362), (22, 3299420), (40, 1814681), (44, 1649710), (55, 1319768), (88, 824855), (110, 659884), (199, 364760), (220, 329942), (398, 182380), (440, 164971), (796, 91190), (829, 87560), (995, 72952), (1592, 45595), (1658, 43780), (1990, 36476), (2189, 33160), (3316, 21890), (3980, 18238), (4145, 17512), (4378, 16580), (6632, 10945), (7960, 9119), (8290, 8756)]