8045231540

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1\times {\mathrm{15971}}^1$

素因数の和:16352

約数の個数: 48

約数和(自身を含む): 17146261440

約数和(自身を除く): 9101029900

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 283, 356, 445, 566, 890, 1132, 1415, 1780, 2830, 5660, 15971, 25187, 31942, 50374, 63884, 79855, 100748, 125935, 159710, 251870, 319420, 503740, 1421419, 2842838, 4519793, 5685676, 7107095, 9039586, 14214190, 18079172, 22598965, 28428380, 45197930, 90395860, 402261577, 804523154, 1609046308, 2011307885, 4022615770, 8045231540]

約数ペア:

[(1, 8045231540), (2, 4022615770), (4, 2011307885), (5, 1609046308), (10, 804523154), (20, 402261577), (89, 90395860), (178, 45197930), (283, 28428380), (356, 22598965), (445, 18079172), (566, 14214190), (890, 9039586), (1132, 7107095), (1415, 5685676), (1780, 4519793), (2830, 2842838), (5660, 1421419), (15971, 503740), (25187, 319420), (31942, 251870), (50374, 159710), (63884, 125935), (79855, 100748)]