204078312005

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{2243}}^1$

素因数の和:2562

約数の個数: 64

約数和(自身を含む): 263472168960

約数和(自身を除く): 59393856955

約数列:

[1, 5, 31, 41, 103, 139, 155, 205, 515, 695, 1271, 2243, 3193, 4223, 4309, 5699, 6355, 11215, 14317, 15965, 21115, 21545, 28495, 69533, 71585, 91963, 130913, 176669, 231029, 311777, 347665, 443827, 459815, 586997, 654565, 883345, 1155145, 1558885, 2219135, 2850853, 2934985, 7161899, 9472189, 9665087, 12782857, 14254265, 18196907, 32113031, 35809495, 47360945, 48325435, 63914285, 90984535, 160565155, 293637859, 396268567, 995503961, 1316634271, 1468189295, 1981342835, 4977519805, 6583171355, 40815662401, 204078312005]

約数ペア:

[(1, 204078312005), (5, 40815662401), (31, 6583171355), (41, 4977519805), (103, 1981342835), (139, 1468189295), (155, 1316634271), (205, 995503961), (515, 396268567), (695, 293637859), (1271, 160565155), (2243, 90984535), (3193, 63914285), (4223, 48325435), (4309, 47360945), (5699, 35809495), (6355, 32113031), (11215, 18196907), (14317, 14254265), (15965, 12782857), (21115, 9665087), (21545, 9472189), (28495, 7161899), (69533, 2934985), (71585, 2850853), (91963, 2219135), (130913, 1558885), (176669, 1155145), (231029, 883345), (311777, 654565), (347665, 586997), (443827, 459815)]