72345260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4153}}^1$

素因数の和:4242

約数の個数: 48

約数和(自身を含む): 166093536

約数和(自身を除く): 93748276

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4153, 4355, 8306, 8710, 16612, 17420, 20765, 41530, 53989, 83060, 107978, 215956, 269945, 278251, 539890, 556502, 1079780, 1113004, 1391255, 2782510, 3617263, 5565020, 7234526, 14469052, 18086315, 36172630, 72345260]

約数ペア:

[(1, 72345260), (2, 36172630), (4, 18086315), (5, 14469052), (10, 7234526), (13, 5565020), (20, 3617263), (26, 2782510), (52, 1391255), (65, 1113004), (67, 1079780), (130, 556502), (134, 539890), (260, 278251), (268, 269945), (335, 215956), (670, 107978), (871, 83060), (1340, 53989), (1742, 41530), (3484, 20765), (4153, 17420), (4355, 16612), (8306, 8710)]