80925516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4523}}^1$

素因数の和:4611

約数の個数: 72

約数和(自身を含む): 237129984

約数和(自身を除く): 156204468

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1988, 2556, 2982, 4473, 4523, 5964, 8946, 9046, 13569, 17892, 18092, 27138, 31661, 40707, 54276, 63322, 81414, 94983, 126644, 162828, 189966, 284949, 321133, 379932, 569898, 642266, 963399, 1139796, 1284532, 1926798, 2247931, 2890197, 3853596, 4495862, 5780394, 6743793, 8991724, 11560788, 13487586, 20231379, 26975172, 40462758, 80925516]

約数ペア:

[(1, 80925516), (2, 40462758), (3, 26975172), (4, 20231379), (6, 13487586), (7, 11560788), (9, 8991724), (12, 6743793), (14, 5780394), (18, 4495862), (21, 3853596), (28, 2890197), (36, 2247931), (42, 1926798), (63, 1284532), (71, 1139796), (84, 963399), (126, 642266), (142, 569898), (213, 379932), (252, 321133), (284, 284949), (426, 189966), (497, 162828), (639, 126644), (852, 94983), (994, 81414), (1278, 63322), (1491, 54276), (1988, 40707), (2556, 31661), (2982, 27138), (4473, 18092), (4523, 17892), (5964, 13569), (8946, 9046)]