649551272

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{5381}}^1$

素因数の和:5657

約数の個数: 32

約数和(自身を含む): 1240012800

約数和(自身を除く): 590461528

約数列:

[1, 2, 4, 8, 79, 158, 191, 316, 382, 632, 764, 1528, 5381, 10762, 15089, 21524, 30178, 43048, 60356, 120712, 425099, 850198, 1027771, 1700396, 2055542, 3400792, 4111084, 8222168, 81193909, 162387818, 324775636, 649551272]

約数ペア:

[(1, 649551272), (2, 324775636), (4, 162387818), (8, 81193909), (79, 8222168), (158, 4111084), (191, 3400792), (316, 2055542), (382, 1700396), (632, 1027771), (764, 850198), (1528, 425099), (5381, 120712), (10762, 60356), (15089, 43048), (21524, 30178)]