53882920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:275

約数の個数: 128

約数和(自身を含む): 151683840

約数和(自身を除く): 97800920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 113, 130, 131, 140, 182, 226, 260, 262, 280, 364, 452, 455, 520, 524, 565, 655, 728, 791, 904, 910, 917, 1048, 1130, 1310, 1469, 1582, 1703, 1820, 1834, 2260, 2620, 2938, 3164, 3406, 3640, 3668, 3955, 4520, 4585, 5240, 5876, 6328, 6812, 7336, 7345, 7910, 8515, 9170, 10283, 11752, 11921, 13624, 14690, 14803, 15820, 17030, 18340, 20566, 23842, 29380, 29606, 31640, 34060, 36680, 41132, 47684, 51415, 58760, 59212, 59605, 68120, 74015, 82264, 95368, 102830, 103621, 118424, 119210, 148030, 192439, 205660, 207242, 238420, 296060, 384878, 411320, 414484, 476840, 518105, 592120, 769756, 828968, 962195, 1036210, 1347073, 1539512, 1924390, 2072420, 2694146, 3848780, 4144840, 5388292, 6735365, 7697560, 10776584, 13470730, 26941460, 53882920]

約数ペア:

[(1, 53882920), (2, 26941460), (4, 13470730), (5, 10776584), (7, 7697560), (8, 6735365), (10, 5388292), (13, 4144840), (14, 3848780), (20, 2694146), (26, 2072420), (28, 1924390), (35, 1539512), (40, 1347073), (52, 1036210), (56, 962195), (65, 828968), (70, 769756), (91, 592120), (104, 518105), (113, 476840), (130, 414484), (131, 411320), (140, 384878), (182, 296060), (226, 238420), (260, 207242), (262, 205660), (280, 192439), (364, 148030), (452, 119210), (455, 118424), (520, 103621), (524, 102830), (565, 95368), (655, 82264), (728, 74015), (791, 68120), (904, 59605), (910, 59212), (917, 58760), (1048, 51415), (1130, 47684), (1310, 41132), (1469, 36680), (1582, 34060), (1703, 31640), (1820, 29606), (1834, 29380), (2260, 23842), (2620, 20566), (2938, 18340), (3164, 17030), (3406, 15820), (3640, 14803), (3668, 14690), (3955, 13624), (4520, 11921), (4585, 11752), (5240, 10283), (5876, 9170), (6328, 8515), (6812, 7910), (7336, 7345)]