65408805

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:511

約数の個数: 96

約数和(自身を含む): 144967680

約数和(自身を除く): 79558875

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 43, 45, 55, 63, 77, 99, 105, 129, 165, 215, 231, 301, 315, 385, 387, 439, 473, 495, 645, 693, 903, 1155, 1317, 1419, 1505, 1935, 2195, 2365, 2709, 3073, 3311, 3465, 3951, 4257, 4515, 4829, 6585, 7095, 9219, 9933, 13545, 14487, 15365, 16555, 18877, 19755, 21285, 24145, 27657, 29799, 33803, 43461, 46095, 49665, 56631, 72435, 94385, 101409, 132139, 138285, 148995, 169015, 169893, 207647, 217305, 283155, 304227, 396417, 507045, 622941, 660695, 849465, 1038235, 1189251, 1453529, 1521135, 1868823, 1982085, 3114705, 4360587, 5946255, 7267645, 9344115, 13081761, 21802935, 65408805]

約数ペア:

[(1, 65408805), (3, 21802935), (5, 13081761), (7, 9344115), (9, 7267645), (11, 5946255), (15, 4360587), (21, 3114705), (33, 1982085), (35, 1868823), (43, 1521135), (45, 1453529), (55, 1189251), (63, 1038235), (77, 849465), (99, 660695), (105, 622941), (129, 507045), (165, 396417), (215, 304227), (231, 283155), (301, 217305), (315, 207647), (385, 169893), (387, 169015), (439, 148995), (473, 138285), (495, 132139), (645, 101409), (693, 94385), (903, 72435), (1155, 56631), (1317, 49665), (1419, 46095), (1505, 43461), (1935, 33803), (2195, 29799), (2365, 27657), (2709, 24145), (3073, 21285), (3311, 19755), (3465, 18877), (3951, 16555), (4257, 15365), (4515, 14487), (4829, 13545), (6585, 9933), (7095, 9219)]