155756960

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13711}}^1$

素因数の和:13797

約数の個数: 48

約数和(自身を含む): 373185792

約数和(自身を除く): 217428832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 13711, 27422, 54844, 68555, 109688, 137110, 219376, 274220, 438752, 548440, 973481, 1096880, 1946962, 2193760, 3893924, 4867405, 7787848, 9734810, 15575696, 19469620, 31151392, 38939240, 77878480, 155756960]

約数ペア:

[(1, 155756960), (2, 77878480), (4, 38939240), (5, 31151392), (8, 19469620), (10, 15575696), (16, 9734810), (20, 7787848), (32, 4867405), (40, 3893924), (71, 2193760), (80, 1946962), (142, 1096880), (160, 973481), (284, 548440), (355, 438752), (568, 274220), (710, 219376), (1136, 137110), (1420, 109688), (2272, 68555), (2840, 54844), (5680, 27422), (11360, 13711)]