162318980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{1091}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 351134784

約数和(自身を除く): 188815804

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 173, 215, 346, 430, 692, 860, 865, 1091, 1730, 2182, 3460, 4364, 5455, 7439, 10910, 14878, 21820, 29756, 37195, 46913, 74390, 93826, 148780, 187652, 188743, 234565, 377486, 469130, 754972, 938260, 943715, 1887430, 3774860, 8115949, 16231898, 32463796, 40579745, 81159490, 162318980]

約数ペア:

[(1, 162318980), (2, 81159490), (4, 40579745), (5, 32463796), (10, 16231898), (20, 8115949), (43, 3774860), (86, 1887430), (172, 943715), (173, 938260), (215, 754972), (346, 469130), (430, 377486), (692, 234565), (860, 188743), (865, 187652), (1091, 148780), (1730, 93826), (2182, 74390), (3460, 46913), (4364, 37195), (5455, 29756), (7439, 21820), (10910, 14878)]