80367872

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:120

約数の個数: 144

約数和(自身を含む): 192299520

約数和(自身を除く): 111931648

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 41, 52, 62, 64, 76, 82, 104, 124, 128, 152, 164, 208, 247, 248, 256, 304, 328, 403, 416, 494, 496, 533, 589, 608, 656, 779, 806, 832, 988, 992, 1066, 1178, 1216, 1271, 1312, 1558, 1612, 1664, 1976, 1984, 2132, 2356, 2432, 2542, 2624, 3116, 3224, 3328, 3952, 3968, 4264, 4712, 4864, 5084, 5248, 6232, 6448, 7657, 7904, 7936, 8528, 9424, 10127, 10168, 10496, 12464, 12896, 15314, 15808, 16523, 17056, 18848, 20254, 20336, 24149, 24928, 25792, 30628, 31616, 33046, 34112, 37696, 40508, 40672, 48298, 49856, 51584, 61256, 63232, 66092, 68224, 75392, 81016, 81344, 96596, 99712, 103168, 122512, 132184, 136448, 150784, 162032, 162688, 193192, 199424, 245024, 264368, 313937, 324064, 325376, 386384, 490048, 528736, 627874, 648128, 772768, 980096, 1057472, 1255748, 1296256, 1545536, 1960192, 2114944, 2511496, 2592512, 3091072, 4229888, 5022992, 6182144, 10045984, 20091968, 40183936, 80367872]

約数ペア:

[(1, 80367872), (2, 40183936), (4, 20091968), (8, 10045984), (13, 6182144), (16, 5022992), (19, 4229888), (26, 3091072), (31, 2592512), (32, 2511496), (38, 2114944), (41, 1960192), (52, 1545536), (62, 1296256), (64, 1255748), (76, 1057472), (82, 980096), (104, 772768), (124, 648128), (128, 627874), (152, 528736), (164, 490048), (208, 386384), (247, 325376), (248, 324064), (256, 313937), (304, 264368), (328, 245024), (403, 199424), (416, 193192), (494, 162688), (496, 162032), (533, 150784), (589, 136448), (608, 132184), (656, 122512), (779, 103168), (806, 99712), (832, 96596), (988, 81344), (992, 81016), (1066, 75392), (1178, 68224), (1216, 66092), (1271, 63232), (1312, 61256), (1558, 51584), (1612, 49856), (1664, 48298), (1976, 40672), (1984, 40508), (2132, 37696), (2356, 34112), (2432, 33046), (2542, 31616), (2624, 30628), (3116, 25792), (3224, 24928), (3328, 24149), (3952, 20336), (3968, 20254), (4264, 18848), (4712, 17056), (4864, 16523), (5084, 15808), (5248, 15314), (6232, 12896), (6448, 12464), (7657, 10496), (7904, 10168), (7936, 10127), (8528, 9424)]