50471720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{101}}^1$

素因数の和:187

約数の個数: 96

約数和(自身を含む): 127620360

約数和(自身を除く): 77148640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 101, 104, 124, 130, 155, 202, 248, 260, 310, 403, 404, 505, 520, 620, 806, 808, 961, 1010, 1240, 1313, 1612, 1922, 2015, 2020, 2626, 3131, 3224, 3844, 4030, 4040, 4805, 5252, 6262, 6565, 7688, 8060, 9610, 10504, 12493, 12524, 13130, 15655, 16120, 19220, 24986, 25048, 26260, 31310, 38440, 40703, 49972, 52520, 62465, 62620, 81406, 97061, 99944, 124930, 125240, 162812, 194122, 203515, 249860, 325624, 388244, 407030, 485305, 499720, 776488, 814060, 970610, 1261793, 1628120, 1941220, 2523586, 3882440, 5047172, 6308965, 10094344, 12617930, 25235860, 50471720]

約数ペア:

[(1, 50471720), (2, 25235860), (4, 12617930), (5, 10094344), (8, 6308965), (10, 5047172), (13, 3882440), (20, 2523586), (26, 1941220), (31, 1628120), (40, 1261793), (52, 970610), (62, 814060), (65, 776488), (101, 499720), (104, 485305), (124, 407030), (130, 388244), (155, 325624), (202, 249860), (248, 203515), (260, 194122), (310, 162812), (403, 125240), (404, 124930), (505, 99944), (520, 97061), (620, 81406), (806, 62620), (808, 62465), (961, 52520), (1010, 49972), (1240, 40703), (1313, 38440), (1612, 31310), (1922, 26260), (2015, 25048), (2020, 24986), (2626, 19220), (3131, 16120), (3224, 15655), (3844, 13130), (4030, 12524), (4040, 12493), (4805, 10504), (5252, 9610), (6262, 8060), (6565, 7688)]