688693876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 1415715840

約数和(自身を除く): 727021964

約数列:

[1, 2, 4, 13, 23, 26, 37, 46, 52, 74, 79, 92, 148, 158, 197, 299, 316, 394, 481, 598, 788, 851, 962, 1027, 1196, 1702, 1817, 1924, 2054, 2561, 2923, 3404, 3634, 4108, 4531, 5122, 5846, 7268, 7289, 9062, 10244, 11063, 11692, 14578, 15563, 18124, 22126, 23621, 29156, 31126, 37999, 44252, 47242, 58903, 62252, 67229, 75998, 94484, 94757, 117806, 134458, 151996, 167647, 189514, 202319, 235612, 268916, 335294, 357949, 379028, 404638, 575831, 670588, 715898, 809276, 873977, 1151662, 1431796, 1747954, 2179411, 2303324, 3495908, 4358822, 4653337, 7485803, 8717644, 9306674, 13244113, 14971606, 18613348, 26488226, 29943212, 52976452, 172173469, 344346938, 688693876]

約数ペア:

[(1, 688693876), (2, 344346938), (4, 172173469), (13, 52976452), (23, 29943212), (26, 26488226), (37, 18613348), (46, 14971606), (52, 13244113), (74, 9306674), (79, 8717644), (92, 7485803), (148, 4653337), (158, 4358822), (197, 3495908), (299, 2303324), (316, 2179411), (394, 1747954), (481, 1431796), (598, 1151662), (788, 873977), (851, 809276), (962, 715898), (1027, 670588), (1196, 575831), (1702, 404638), (1817, 379028), (1924, 357949), (2054, 335294), (2561, 268916), (2923, 235612), (3404, 202319), (3634, 189514), (4108, 167647), (4531, 151996), (5122, 134458), (5846, 117806), (7268, 94757), (7289, 94484), (9062, 75998), (10244, 67229), (11063, 62252), (11692, 58903), (14578, 47242), (15563, 44252), (18124, 37999), (22126, 31126), (23621, 29156)]