72515590

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{7789}}^1$

素因数の和:7829

約数の個数: 48

約数和(自身を含む): 159850800

約数和(自身を除く): 87335210

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 4655, 7789, 9310, 15578, 38945, 54523, 77890, 109046, 147991, 272615, 295982, 381661, 545230, 739955, 763322, 1035937, 1479910, 1908305, 2071874, 3816610, 5179685, 7251559, 10359370, 14503118, 36257795, 72515590]

約数ペア:

[(1, 72515590), (2, 36257795), (5, 14503118), (7, 10359370), (10, 7251559), (14, 5179685), (19, 3816610), (35, 2071874), (38, 1908305), (49, 1479910), (70, 1035937), (95, 763322), (98, 739955), (133, 545230), (190, 381661), (245, 295982), (266, 272615), (490, 147991), (665, 109046), (931, 77890), (1330, 54523), (1862, 38945), (4655, 15578), (7789, 9310)]