53801020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 146397888

約数和(自身を除く): 92596868

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 41, 49, 52, 65, 70, 82, 91, 98, 103, 130, 140, 164, 182, 196, 205, 206, 245, 260, 287, 364, 410, 412, 455, 490, 515, 533, 574, 637, 721, 820, 910, 980, 1030, 1066, 1148, 1274, 1339, 1435, 1442, 1820, 2009, 2060, 2132, 2548, 2665, 2678, 2870, 2884, 3185, 3605, 3731, 4018, 4223, 5047, 5330, 5356, 5740, 6370, 6695, 7210, 7462, 8036, 8446, 9373, 10045, 10094, 10660, 12740, 13390, 14420, 14924, 16892, 18655, 18746, 20090, 20188, 21115, 25235, 26117, 26780, 29561, 37310, 37492, 40180, 42230, 46865, 50470, 52234, 54899, 59122, 65611, 74620, 84460, 93730, 100940, 104468, 109798, 118244, 130585, 131222, 147805, 187460, 206927, 219596, 261170, 262444, 274495, 295610, 328055, 384293, 413854, 522340, 548990, 591220, 656110, 768586, 827708, 1034635, 1097980, 1312220, 1537172, 1921465, 2069270, 2690051, 3842930, 4138540, 5380102, 7685860, 10760204, 13450255, 26900510, 53801020]

約数ペア:

[(1, 53801020), (2, 26900510), (4, 13450255), (5, 10760204), (7, 7685860), (10, 5380102), (13, 4138540), (14, 3842930), (20, 2690051), (26, 2069270), (28, 1921465), (35, 1537172), (41, 1312220), (49, 1097980), (52, 1034635), (65, 827708), (70, 768586), (82, 656110), (91, 591220), (98, 548990), (103, 522340), (130, 413854), (140, 384293), (164, 328055), (182, 295610), (196, 274495), (205, 262444), (206, 261170), (245, 219596), (260, 206927), (287, 187460), (364, 147805), (410, 131222), (412, 130585), (455, 118244), (490, 109798), (515, 104468), (533, 100940), (574, 93730), (637, 84460), (721, 74620), (820, 65611), (910, 59122), (980, 54899), (1030, 52234), (1066, 50470), (1148, 46865), (1274, 42230), (1339, 40180), (1435, 37492), (1442, 37310), (1820, 29561), (2009, 26780), (2060, 26117), (2132, 25235), (2548, 21115), (2665, 20188), (2678, 20090), (2870, 18746), (2884, 18655), (3185, 16892), (3605, 14924), (3731, 14420), (4018, 13390), (4223, 12740), (5047, 10660), (5330, 10094), (5356, 10045), (5740, 9373), (6370, 8446), (6695, 8036), (7210, 7462)]