87542728

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6329}}^1$

素因数の和:6374

約数の個数: 64

約数和(自身を含む): 212688000

約数和(自身を除く): 125145272

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1729, 1976, 3458, 6329, 6916, 12658, 13832, 25316, 44303, 50632, 82277, 88606, 120251, 164554, 177212, 240502, 329108, 354424, 481004, 575939, 658216, 841757, 962008, 1151878, 1563263, 1683514, 2303756, 3126526, 3367028, 4607512, 6253052, 6734056, 10942841, 12506104, 21885682, 43771364, 87542728]

約数ペア:

[(1, 87542728), (2, 43771364), (4, 21885682), (7, 12506104), (8, 10942841), (13, 6734056), (14, 6253052), (19, 4607512), (26, 3367028), (28, 3126526), (38, 2303756), (52, 1683514), (56, 1563263), (76, 1151878), (91, 962008), (104, 841757), (133, 658216), (152, 575939), (182, 481004), (247, 354424), (266, 329108), (364, 240502), (494, 177212), (532, 164554), (728, 120251), (988, 88606), (1064, 82277), (1729, 50632), (1976, 44303), (3458, 25316), (6329, 13832), (6916, 12658)]