80971008

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 235468800

約数和(自身を除く): 154497792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 64, 76, 93, 96, 114, 124, 128, 152, 179, 186, 192, 228, 248, 256, 304, 358, 372, 384, 456, 496, 537, 589, 608, 716, 744, 768, 912, 992, 1074, 1178, 1216, 1432, 1488, 1767, 1824, 1984, 2148, 2356, 2432, 2864, 2976, 3401, 3534, 3648, 3968, 4296, 4712, 4864, 5549, 5728, 5952, 6802, 7068, 7296, 7936, 8592, 9424, 10203, 11098, 11456, 11904, 13604, 14136, 14592, 16647, 17184, 18848, 20406, 22196, 22912, 23808, 27208, 28272, 33294, 34368, 37696, 40812, 44392, 45824, 54416, 56544, 66588, 68736, 75392, 81624, 88784, 105431, 108832, 113088, 133176, 137472, 150784, 163248, 177568, 210862, 217664, 226176, 266352, 316293, 326496, 355136, 421724, 435328, 452352, 532704, 632586, 652992, 710272, 843448, 870656, 1065408, 1265172, 1305984, 1420544, 1686896, 2130816, 2530344, 2611968, 3373792, 4261632, 5060688, 6747584, 10121376, 13495168, 20242752, 26990336, 40485504, 80971008]

約数ペア:

[(1, 80971008), (2, 40485504), (3, 26990336), (4, 20242752), (6, 13495168), (8, 10121376), (12, 6747584), (16, 5060688), (19, 4261632), (24, 3373792), (31, 2611968), (32, 2530344), (38, 2130816), (48, 1686896), (57, 1420544), (62, 1305984), (64, 1265172), (76, 1065408), (93, 870656), (96, 843448), (114, 710272), (124, 652992), (128, 632586), (152, 532704), (179, 452352), (186, 435328), (192, 421724), (228, 355136), (248, 326496), (256, 316293), (304, 266352), (358, 226176), (372, 217664), (384, 210862), (456, 177568), (496, 163248), (537, 150784), (589, 137472), (608, 133176), (716, 113088), (744, 108832), (768, 105431), (912, 88784), (992, 81624), (1074, 75392), (1178, 68736), (1216, 66588), (1432, 56544), (1488, 54416), (1767, 45824), (1824, 44392), (1984, 40812), (2148, 37696), (2356, 34368), (2432, 33294), (2864, 28272), (2976, 27208), (3401, 23808), (3534, 22912), (3648, 22196), (3968, 20406), (4296, 18848), (4712, 17184), (4864, 16647), (5549, 14592), (5728, 14136), (5952, 13604), (6802, 11904), (7068, 11456), (7296, 11098), (7936, 10203), (8592, 9424)]