168831440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51473}}^1$

素因数の和:51527

約数の個数: 40

約数和(自身を含む): 402114888

約数和(自身を除く): 233283448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 51473, 102946, 205892, 257365, 411784, 514730, 823568, 1029460, 2058920, 2110393, 4117840, 4220786, 8441572, 10551965, 16883144, 21103930, 33766288, 42207860, 84415720, 168831440]

約数ペア:

[(1, 168831440), (2, 84415720), (4, 42207860), (5, 33766288), (8, 21103930), (10, 16883144), (16, 10551965), (20, 8441572), (40, 4220786), (41, 4117840), (80, 2110393), (82, 2058920), (164, 1029460), (205, 823568), (328, 514730), (410, 411784), (656, 257365), (820, 205892), (1640, 102946), (3280, 51473)]