64808848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1$

素因数の和:117

約数の個数: 120

約数和(自身を含む): 153601280

約数和(自身を除く): 88792432

約数列:

[1, 2, 4, 8, 13, 16, 19, 23, 26, 31, 38, 46, 52, 62, 76, 92, 104, 124, 152, 184, 208, 247, 248, 299, 304, 368, 403, 437, 494, 496, 529, 589, 598, 713, 806, 874, 988, 1058, 1178, 1196, 1426, 1612, 1748, 1976, 2116, 2356, 2392, 2852, 3224, 3496, 3952, 4232, 4712, 4784, 5681, 5704, 6448, 6877, 6992, 7657, 8464, 9269, 9424, 10051, 11362, 11408, 13547, 13754, 15314, 16399, 18538, 20102, 22724, 27094, 27508, 30628, 32798, 37076, 40204, 45448, 54188, 55016, 61256, 65596, 74152, 80408, 90896, 108376, 110032, 122512, 130663, 131192, 148304, 160816, 176111, 213187, 216752, 261326, 262384, 311581, 352222, 426374, 522652, 623162, 704444, 852748, 1045304, 1246324, 1408888, 1705496, 2090608, 2492648, 2817776, 3410992, 4050553, 4985296, 8101106, 16202212, 32404424, 64808848]

約数ペア:

[(1, 64808848), (2, 32404424), (4, 16202212), (8, 8101106), (13, 4985296), (16, 4050553), (19, 3410992), (23, 2817776), (26, 2492648), (31, 2090608), (38, 1705496), (46, 1408888), (52, 1246324), (62, 1045304), (76, 852748), (92, 704444), (104, 623162), (124, 522652), (152, 426374), (184, 352222), (208, 311581), (247, 262384), (248, 261326), (299, 216752), (304, 213187), (368, 176111), (403, 160816), (437, 148304), (494, 131192), (496, 130663), (529, 122512), (589, 110032), (598, 108376), (713, 90896), (806, 80408), (874, 74152), (988, 65596), (1058, 61256), (1178, 55016), (1196, 54188), (1426, 45448), (1612, 40204), (1748, 37076), (1976, 32798), (2116, 30628), (2356, 27508), (2392, 27094), (2852, 22724), (3224, 20102), (3496, 18538), (3952, 16399), (4232, 15314), (4712, 13754), (4784, 13547), (5681, 11408), (5704, 11362), (6448, 10051), (6877, 9424), (6992, 9269), (7657, 8464)]