66971630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 139097088

約数和(自身を除く): 72125458

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 103, 110, 115, 206, 230, 253, 257, 506, 514, 515, 1030, 1133, 1265, 1285, 2266, 2369, 2530, 2570, 2827, 4738, 5654, 5665, 5911, 11330, 11822, 11845, 14135, 23690, 26059, 26471, 28270, 29555, 52118, 52942, 59110, 65021, 130042, 130295, 132355, 260590, 264710, 291181, 325105, 582362, 608833, 650210, 1217666, 1455905, 2911810, 3044165, 6088330, 6697163, 13394326, 33485815, 66971630]

約数ペア:

[(1, 66971630), (2, 33485815), (5, 13394326), (10, 6697163), (11, 6088330), (22, 3044165), (23, 2911810), (46, 1455905), (55, 1217666), (103, 650210), (110, 608833), (115, 582362), (206, 325105), (230, 291181), (253, 264710), (257, 260590), (506, 132355), (514, 130295), (515, 130042), (1030, 65021), (1133, 59110), (1265, 52942), (1285, 52118), (2266, 29555), (2369, 28270), (2530, 26471), (2570, 26059), (2827, 23690), (4738, 14135), (5654, 11845), (5665, 11822), (5911, 11330)]