75604820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{673}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 164073168

約数和(自身を除く): 88468348

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 137, 164, 205, 274, 410, 548, 673, 685, 820, 1346, 1370, 2692, 2740, 3365, 5617, 6730, 11234, 13460, 22468, 27593, 28085, 55186, 56170, 92201, 110372, 112340, 137965, 184402, 275930, 368804, 461005, 551860, 922010, 1844020, 3780241, 7560482, 15120964, 18901205, 37802410, 75604820]

約数ペア:

[(1, 75604820), (2, 37802410), (4, 18901205), (5, 15120964), (10, 7560482), (20, 3780241), (41, 1844020), (82, 922010), (137, 551860), (164, 461005), (205, 368804), (274, 275930), (410, 184402), (548, 137965), (673, 112340), (685, 110372), (820, 92201), (1346, 56170), (1370, 55186), (2692, 28085), (2740, 27593), (3365, 22468), (5617, 13460), (6730, 11234)]