521830688

素因数分解:

$2^5\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:382

約数の個数: 72

約数和(自身を含む): 1081019520

約数和(自身を除く): 559188832

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 71, 124, 142, 239, 248, 284, 478, 496, 568, 956, 961, 992, 1136, 1912, 1922, 2201, 2272, 3824, 3844, 4402, 7409, 7648, 7688, 8804, 14818, 15376, 16969, 17608, 29636, 30752, 33938, 35216, 59272, 67876, 68231, 70432, 118544, 135752, 136462, 229679, 237088, 271504, 272924, 459358, 526039, 543008, 545848, 918716, 1052078, 1091696, 1837432, 2104156, 2183392, 3674864, 4208312, 7349728, 8416624, 16307209, 16833248, 32614418, 65228836, 130457672, 260915344, 521830688]

約数ペア:

[(1, 521830688), (2, 260915344), (4, 130457672), (8, 65228836), (16, 32614418), (31, 16833248), (32, 16307209), (62, 8416624), (71, 7349728), (124, 4208312), (142, 3674864), (239, 2183392), (248, 2104156), (284, 1837432), (478, 1091696), (496, 1052078), (568, 918716), (956, 545848), (961, 543008), (992, 526039), (1136, 459358), (1912, 272924), (1922, 271504), (2201, 237088), (2272, 229679), (3824, 136462), (3844, 135752), (4402, 118544), (7409, 70432), (7648, 68231), (7688, 67876), (8804, 59272), (14818, 35216), (15376, 33938), (16969, 30752), (17608, 29636)]