25730730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{607}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 69166080

約数和(自身を除く): 43435350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 157, 270, 314, 471, 607, 785, 942, 1214, 1413, 1570, 1821, 2355, 2826, 3035, 3642, 4239, 4710, 5463, 6070, 7065, 8478, 9105, 10926, 14130, 16389, 18210, 21195, 27315, 32778, 42390, 54630, 81945, 95299, 163890, 190598, 285897, 476495, 571794, 857691, 952990, 1429485, 1715382, 2573073, 2858970, 4288455, 5146146, 8576910, 12865365, 25730730]

約数ペア:

[(1, 25730730), (2, 12865365), (3, 8576910), (5, 5146146), (6, 4288455), (9, 2858970), (10, 2573073), (15, 1715382), (18, 1429485), (27, 952990), (30, 857691), (45, 571794), (54, 476495), (90, 285897), (135, 190598), (157, 163890), (270, 95299), (314, 81945), (471, 54630), (607, 42390), (785, 32778), (942, 27315), (1214, 21195), (1413, 18210), (1570, 16389), (1821, 14130), (2355, 10926), (2826, 9105), (3035, 8478), (3642, 7065), (4239, 6070), (4710, 5463)]