161856181060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{158611}}^1$

素因数の和:158861

約数の個数: 96

約数和(自身を含む): 400981287168

約数和(自身を除く): 239125106108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 197, 259, 370, 394, 518, 740, 788, 985, 1036, 1295, 1379, 1970, 2590, 2758, 3940, 5180, 5516, 6895, 7289, 13790, 14578, 27580, 29156, 36445, 51023, 72890, 102046, 145780, 158611, 204092, 255115, 317222, 510230, 634444, 793055, 1020460, 1110277, 1586110, 2220554, 3172220, 4441108, 5551385, 5868607, 11102770, 11737214, 22205540, 23474428, 29343035, 31246367, 41080249, 58686070, 62492734, 82160498, 117372140, 124985468, 156231835, 164320996, 205401245, 218724569, 312463670, 410802490, 437449138, 624927340, 821604980, 874898276, 1093622845, 1156115579, 2187245690, 2312231158, 4374491380, 4624462316, 5780577895, 8092809053, 11561155790, 16185618106, 23122311580, 32371236212, 40464045265, 80928090530, 161856181060]

約数ペア:

[(1, 161856181060), (2, 80928090530), (4, 40464045265), (5, 32371236212), (7, 23122311580), (10, 16185618106), (14, 11561155790), (20, 8092809053), (28, 5780577895), (35, 4624462316), (37, 4374491380), (70, 2312231158), (74, 2187245690), (140, 1156115579), (148, 1093622845), (185, 874898276), (197, 821604980), (259, 624927340), (370, 437449138), (394, 410802490), (518, 312463670), (740, 218724569), (788, 205401245), (985, 164320996), (1036, 156231835), (1295, 124985468), (1379, 117372140), (1970, 82160498), (2590, 62492734), (2758, 58686070), (3940, 41080249), (5180, 31246367), (5516, 29343035), (6895, 23474428), (7289, 22205540), (13790, 11737214), (14578, 11102770), (27580, 5868607), (29156, 5551385), (36445, 4441108), (51023, 3172220), (72890, 2220554), (102046, 1586110), (145780, 1110277), (158611, 1020460), (204092, 793055), (255115, 634444), (317222, 510230)]