65612560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:273

約数の個数: 120

約数和(自身を含む): 173185344

約数和(自身を除く): 107572784

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 169, 184, 208, 211, 230, 260, 299, 338, 368, 422, 460, 520, 598, 676, 844, 845, 920, 1040, 1055, 1196, 1352, 1495, 1688, 1690, 1840, 2110, 2392, 2704, 2743, 2990, 3376, 3380, 3887, 4220, 4784, 4853, 5486, 5980, 6760, 7774, 8440, 9706, 10972, 11960, 13520, 13715, 15548, 16880, 19412, 19435, 21944, 23920, 24265, 27430, 31096, 35659, 38824, 38870, 43888, 48530, 54860, 62192, 63089, 71318, 77648, 77740, 97060, 109720, 126178, 142636, 155480, 178295, 194120, 219440, 252356, 285272, 310960, 315445, 356590, 388240, 504712, 570544, 630890, 713180, 820157, 1009424, 1261780, 1426360, 1640314, 2523560, 2852720, 3280628, 4100785, 5047120, 6561256, 8201570, 13122512, 16403140, 32806280, 65612560]

約数ペア:

[(1, 65612560), (2, 32806280), (4, 16403140), (5, 13122512), (8, 8201570), (10, 6561256), (13, 5047120), (16, 4100785), (20, 3280628), (23, 2852720), (26, 2523560), (40, 1640314), (46, 1426360), (52, 1261780), (65, 1009424), (80, 820157), (92, 713180), (104, 630890), (115, 570544), (130, 504712), (169, 388240), (184, 356590), (208, 315445), (211, 310960), (230, 285272), (260, 252356), (299, 219440), (338, 194120), (368, 178295), (422, 155480), (460, 142636), (520, 126178), (598, 109720), (676, 97060), (844, 77740), (845, 77648), (920, 71318), (1040, 63089), (1055, 62192), (1196, 54860), (1352, 48530), (1495, 43888), (1688, 38870), (1690, 38824), (1840, 35659), (2110, 31096), (2392, 27430), (2704, 24265), (2743, 23920), (2990, 21944), (3376, 19435), (3380, 19412), (3887, 16880), (4220, 15548), (4784, 13715), (4853, 13520), (5486, 11960), (5980, 10972), (6760, 9706), (7774, 8440)]