89016680

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 206064000

約数和(自身を除く): 117047320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 199, 211, 212, 265, 398, 422, 424, 530, 796, 844, 995, 1055, 1060, 1592, 1688, 1990, 2110, 2120, 3980, 4220, 7960, 8440, 10547, 11183, 21094, 22366, 41989, 42188, 44732, 52735, 55915, 83978, 84376, 89464, 105470, 111830, 167956, 209945, 210940, 223660, 335912, 419890, 421880, 447320, 839780, 1679560, 2225417, 4450834, 8901668, 11127085, 17803336, 22254170, 44508340, 89016680]

約数ペア:

[(1, 89016680), (2, 44508340), (4, 22254170), (5, 17803336), (8, 11127085), (10, 8901668), (20, 4450834), (40, 2225417), (53, 1679560), (106, 839780), (199, 447320), (211, 421880), (212, 419890), (265, 335912), (398, 223660), (422, 210940), (424, 209945), (530, 167956), (796, 111830), (844, 105470), (995, 89464), (1055, 84376), (1060, 83978), (1592, 55915), (1688, 52735), (1990, 44732), (2110, 42188), (2120, 41989), (3980, 22366), (4220, 21094), (7960, 11183), (8440, 10547)]