16878290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:108

約数の個数: 96

約数和(自身を含む): 38208240

約数和(自身を除く): 21329950

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 29, 37, 55, 58, 65, 74, 110, 121, 130, 143, 145, 185, 242, 286, 290, 319, 370, 377, 407, 481, 605, 638, 715, 754, 814, 962, 1073, 1210, 1430, 1573, 1595, 1885, 2035, 2146, 2405, 3146, 3190, 3509, 3770, 4070, 4147, 4477, 4810, 5291, 5365, 7018, 7865, 8294, 8954, 10582, 10730, 11803, 13949, 15730, 17545, 20735, 22385, 23606, 26455, 27898, 35090, 41470, 44770, 45617, 52910, 58201, 59015, 69745, 91234, 116402, 118030, 129833, 139490, 153439, 228085, 259666, 291005, 306878, 456170, 582010, 649165, 767195, 1298330, 1534390, 1687829, 3375658, 8439145, 16878290]

約数ペア:

[(1, 16878290), (2, 8439145), (5, 3375658), (10, 1687829), (11, 1534390), (13, 1298330), (22, 767195), (26, 649165), (29, 582010), (37, 456170), (55, 306878), (58, 291005), (65, 259666), (74, 228085), (110, 153439), (121, 139490), (130, 129833), (143, 118030), (145, 116402), (185, 91234), (242, 69745), (286, 59015), (290, 58201), (319, 52910), (370, 45617), (377, 44770), (407, 41470), (481, 35090), (605, 27898), (638, 26455), (715, 23606), (754, 22385), (814, 20735), (962, 17545), (1073, 15730), (1210, 13949), (1430, 11803), (1573, 10730), (1595, 10582), (1885, 8954), (2035, 8294), (2146, 7865), (2405, 7018), (3146, 5365), (3190, 5291), (3509, 4810), (3770, 4477), (4070, 4147)]