85837790840

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2677}}^1\times {\mathrm{9007}}^1$

素因数の和:11784

約数の個数: 64

約数和(自身を含む): 195399734400

約数和(自身を除く): 109561943560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2677, 3560, 5354, 9007, 10708, 13385, 18014, 21416, 26770, 36028, 45035, 53540, 72056, 90070, 107080, 180140, 238253, 360280, 476506, 801623, 953012, 1191265, 1603246, 1906024, 2382530, 3206492, 4008115, 4765060, 6412984, 8016230, 9530120, 16032460, 24111739, 32064920, 48223478, 96446956, 120558695, 192893912, 241117390, 482234780, 964469560, 2145944771, 4291889542, 8583779084, 10729723855, 17167558168, 21459447710, 42918895420, 85837790840]

約数ペア:

[(1, 85837790840), (2, 42918895420), (4, 21459447710), (5, 17167558168), (8, 10729723855), (10, 8583779084), (20, 4291889542), (40, 2145944771), (89, 964469560), (178, 482234780), (356, 241117390), (445, 192893912), (712, 120558695), (890, 96446956), (1780, 48223478), (2677, 32064920), (3560, 24111739), (5354, 16032460), (9007, 9530120), (10708, 8016230), (13385, 6412984), (18014, 4765060), (21416, 4008115), (26770, 3206492), (36028, 2382530), (45035, 1906024), (53540, 1603246), (72056, 1191265), (90070, 953012), (107080, 801623), (180140, 476506), (238253, 360280)]