1639144312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{5231}}^1$

素因数の和:5404

約数の個数: 64

約数和(自身を含む): 3480744960

約数和(自身を除く): 1841600648

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 131, 184, 262, 299, 524, 598, 1048, 1196, 1703, 2392, 3013, 3406, 5231, 6026, 6812, 10462, 12052, 13624, 20924, 24104, 39169, 41848, 68003, 78338, 120313, 136006, 156676, 240626, 272012, 313352, 481252, 544024, 685261, 962504, 1370522, 1564069, 2741044, 3128138, 5482088, 6256276, 8908393, 12512552, 15761003, 17816786, 31522006, 35633572, 63044012, 71267144, 126088024, 204893039, 409786078, 819572156, 1639144312]

約数ペア:

[(1, 1639144312), (2, 819572156), (4, 409786078), (8, 204893039), (13, 126088024), (23, 71267144), (26, 63044012), (46, 35633572), (52, 31522006), (92, 17816786), (104, 15761003), (131, 12512552), (184, 8908393), (262, 6256276), (299, 5482088), (524, 3128138), (598, 2741044), (1048, 1564069), (1196, 1370522), (1703, 962504), (2392, 685261), (3013, 544024), (3406, 481252), (5231, 313352), (6026, 272012), (6812, 240626), (10462, 156676), (12052, 136006), (13624, 120313), (20924, 78338), (24104, 68003), (39169, 41848)]