80735408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:730

約数の個数: 80

約数和(自身を含む): 183321600

約数和(自身を除く): 102586192

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 494, 496, 589, 659, 806, 988, 1178, 1318, 1612, 1976, 2356, 2636, 3224, 3952, 4712, 5272, 6448, 7657, 8567, 9424, 10544, 12521, 15314, 17134, 20429, 25042, 30628, 34268, 40858, 50084, 61256, 68536, 81716, 100168, 122512, 137072, 162773, 163432, 200336, 265577, 325546, 326864, 388151, 531154, 651092, 776302, 1062308, 1302184, 1552604, 2124616, 2604368, 3105208, 4249232, 5045963, 6210416, 10091926, 20183852, 40367704, 80735408]

約数ペア:

[(1, 80735408), (2, 40367704), (4, 20183852), (8, 10091926), (13, 6210416), (16, 5045963), (19, 4249232), (26, 3105208), (31, 2604368), (38, 2124616), (52, 1552604), (62, 1302184), (76, 1062308), (104, 776302), (124, 651092), (152, 531154), (208, 388151), (247, 326864), (248, 325546), (304, 265577), (403, 200336), (494, 163432), (496, 162773), (589, 137072), (659, 122512), (806, 100168), (988, 81716), (1178, 68536), (1318, 61256), (1612, 50084), (1976, 40858), (2356, 34268), (2636, 30628), (3224, 25042), (3952, 20429), (4712, 17134), (5272, 15314), (6448, 12521), (7657, 10544), (8567, 9424)]