80613208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 168426720

約数和(自身を除く): 87813512

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 97, 104, 122, 131, 194, 244, 262, 388, 488, 524, 776, 793, 1048, 1261, 1586, 1703, 2522, 3172, 3406, 5044, 5917, 6344, 6812, 7991, 10088, 11834, 12707, 13624, 15982, 23668, 25414, 31964, 47336, 50828, 63928, 76921, 101656, 103883, 153842, 165191, 207766, 307684, 330382, 415532, 615368, 660764, 775127, 831064, 1321528, 1550254, 3100508, 6201016, 10076651, 20153302, 40306604, 80613208]

約数ペア:

[(1, 80613208), (2, 40306604), (4, 20153302), (8, 10076651), (13, 6201016), (26, 3100508), (52, 1550254), (61, 1321528), (97, 831064), (104, 775127), (122, 660764), (131, 615368), (194, 415532), (244, 330382), (262, 307684), (388, 207766), (488, 165191), (524, 153842), (776, 103883), (793, 101656), (1048, 76921), (1261, 63928), (1586, 50828), (1703, 47336), (2522, 31964), (3172, 25414), (3406, 23668), (5044, 15982), (5917, 13624), (6344, 12707), (6812, 11834), (7991, 10088)]