201625910840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{5245211}}^1$

素因数の和:5245284

約数の個数: 48

約数和(自身を含む): 468764596440

約数和(自身を除く): 267138685600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1922, 3844, 4805, 7688, 9610, 19220, 38440, 5245211, 10490422, 20980844, 26226055, 41961688, 52452110, 104904220, 162601541, 209808440, 325203082, 650406164, 813007705, 1300812328, 1626015410, 3252030820, 5040647771, 6504061640, 10081295542, 20162591084, 25203238855, 40325182168, 50406477710, 100812955420, 201625910840]

約数ペア:

[(1, 201625910840), (2, 100812955420), (4, 50406477710), (5, 40325182168), (8, 25203238855), (10, 20162591084), (20, 10081295542), (31, 6504061640), (40, 5040647771), (62, 3252030820), (124, 1626015410), (155, 1300812328), (248, 813007705), (310, 650406164), (620, 325203082), (961, 209808440), (1240, 162601541), (1922, 104904220), (3844, 52452110), (4805, 41961688), (7688, 26226055), (9610, 20980844), (19220, 10490422), (38440, 5245211)]