25235860

素因数分解:

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

素因数の和:185

約数の個数: 72

約数和(自身を含む): 59556168

約数和(自身を除く): 34320308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 101, 124, 130, 155, 202, 260, 310, 403, 404, 505, 620, 806, 961, 1010, 1313, 1612, 1922, 2015, 2020, 2626, 3131, 3844, 4030, 4805, 5252, 6262, 6565, 8060, 9610, 12493, 12524, 13130, 15655, 19220, 24986, 26260, 31310, 40703, 49972, 62465, 62620, 81406, 97061, 124930, 162812, 194122, 203515, 249860, 388244, 407030, 485305, 814060, 970610, 1261793, 1941220, 2523586, 5047172, 6308965, 12617930, 25235860]

約数ペア:

[(1, 25235860), (2, 12617930), (4, 6308965), (5, 5047172), (10, 2523586), (13, 1941220), (20, 1261793), (26, 970610), (31, 814060), (52, 485305), (62, 407030), (65, 388244), (101, 249860), (124, 203515), (130, 194122), (155, 162812), (202, 124930), (260, 97061), (310, 81406), (403, 62620), (404, 62465), (505, 49972), (620, 40703), (806, 31310), (961, 26260), (1010, 24986), (1313, 19220), (1612, 15655), (1922, 13130), (2015, 12524), (2020, 12493), (2626, 9610), (3131, 8060), (3844, 6565), (4030, 6262), (4805, 5252)]