89871808

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{991}}^1$

素因数の和:1125

約数の個数: 56

約数和(自身を含む): 194015360

約数和(自身を除く): 104143552

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 109, 208, 218, 416, 436, 832, 872, 991, 1417, 1744, 1982, 2834, 3488, 3964, 5668, 6976, 7928, 11336, 12883, 15856, 22672, 25766, 31712, 45344, 51532, 63424, 90688, 103064, 108019, 206128, 216038, 412256, 432076, 824512, 864152, 1404247, 1728304, 2808494, 3456608, 5616988, 6913216, 11233976, 22467952, 44935904, 89871808]

約数ペア:

[(1, 89871808), (2, 44935904), (4, 22467952), (8, 11233976), (13, 6913216), (16, 5616988), (26, 3456608), (32, 2808494), (52, 1728304), (64, 1404247), (104, 864152), (109, 824512), (208, 432076), (218, 412256), (416, 216038), (436, 206128), (832, 108019), (872, 103064), (991, 90688), (1417, 63424), (1744, 51532), (1982, 45344), (2834, 31712), (3488, 25766), (3964, 22672), (5668, 15856), (6976, 12883), (7928, 11336)]