638100528

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{32987}}^1$

素因数の和:33042

約数の個数: 80

約数和(自身を含む): 1832549376

約数和(自身を除く): 1194448848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 32987, 65974, 98961, 131948, 197922, 263896, 395844, 428831, 527792, 791688, 857662, 1022597, 1286493, 1583376, 1715324, 2045194, 2572986, 3067791, 3430648, 4090388, 5145972, 6135582, 6861296, 8180776, 10291944, 12271164, 13293761, 16361552, 20583888, 24542328, 26587522, 39881283, 49084656, 53175044, 79762566, 106350088, 159525132, 212700176, 319050264, 638100528]

約数ペア:

[(1, 638100528), (2, 319050264), (3, 212700176), (4, 159525132), (6, 106350088), (8, 79762566), (12, 53175044), (13, 49084656), (16, 39881283), (24, 26587522), (26, 24542328), (31, 20583888), (39, 16361552), (48, 13293761), (52, 12271164), (62, 10291944), (78, 8180776), (93, 6861296), (104, 6135582), (124, 5145972), (156, 4090388), (186, 3430648), (208, 3067791), (248, 2572986), (312, 2045194), (372, 1715324), (403, 1583376), (496, 1286493), (624, 1022597), (744, 857662), (806, 791688), (1209, 527792), (1488, 428831), (1612, 395844), (2418, 263896), (3224, 197922), (4836, 131948), (6448, 98961), (9672, 65974), (19344, 32987)]