53018679160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18668549}}^1$

素因数の和:18668631

約数の個数: 32

約数和(自身を含む): 120972204000

約数和(自身を除く): 67953524840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 18668549, 37337098, 74674196, 93342745, 149348392, 186685490, 373370980, 746741960, 1325466979, 2650933958, 5301867916, 6627334895, 10603735832, 13254669790, 26509339580, 53018679160]

約数ペア:

[(1, 53018679160), (2, 26509339580), (4, 13254669790), (5, 10603735832), (8, 6627334895), (10, 5301867916), (20, 2650933958), (40, 1325466979), (71, 746741960), (142, 373370980), (284, 186685490), (355, 149348392), (568, 93342745), (710, 74674196), (1420, 37337098), (2840, 18668549)]