78766970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 158146560

約数和(自身を除く): 79379590

約数列:

[1, 2, 5, 10, 19, 31, 38, 43, 62, 86, 95, 155, 190, 215, 310, 311, 430, 589, 622, 817, 1178, 1333, 1555, 1634, 2666, 2945, 3110, 4085, 5890, 5909, 6665, 8170, 9641, 11818, 13330, 13373, 19282, 25327, 26746, 29545, 48205, 50654, 59090, 66865, 96410, 126635, 133730, 183179, 253270, 254087, 366358, 414563, 508174, 829126, 915895, 1270435, 1831790, 2072815, 2540870, 4145630, 7876697, 15753394, 39383485, 78766970]

約数ペア:

[(1, 78766970), (2, 39383485), (5, 15753394), (10, 7876697), (19, 4145630), (31, 2540870), (38, 2072815), (43, 1831790), (62, 1270435), (86, 915895), (95, 829126), (155, 508174), (190, 414563), (215, 366358), (310, 254087), (311, 253270), (430, 183179), (589, 133730), (622, 126635), (817, 96410), (1178, 66865), (1333, 59090), (1555, 50654), (1634, 48205), (2666, 29545), (2945, 26746), (3110, 25327), (4085, 19282), (5890, 13373), (5909, 13330), (6665, 11818), (8170, 9641)]