90916280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{24977}}^1$

素因数の和:25008

約数の個数: 64

約数和(自身を含む): 251778240

約数和(自身を除く): 160861960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 24977, 49954, 99908, 124885, 174839, 199816, 249770, 324701, 349678, 499540, 649402, 699356, 874195, 999080, 1298804, 1398712, 1623505, 1748390, 2272907, 2597608, 3247010, 3496780, 4545814, 6494020, 6993560, 9091628, 11364535, 12988040, 18183256, 22729070, 45458140, 90916280]

約数ペア:

[(1, 90916280), (2, 45458140), (4, 22729070), (5, 18183256), (7, 12988040), (8, 11364535), (10, 9091628), (13, 6993560), (14, 6494020), (20, 4545814), (26, 3496780), (28, 3247010), (35, 2597608), (40, 2272907), (52, 1748390), (56, 1623505), (65, 1398712), (70, 1298804), (91, 999080), (104, 874195), (130, 699356), (140, 649402), (182, 499540), (260, 349678), (280, 324701), (364, 249770), (455, 199816), (520, 174839), (728, 124885), (910, 99908), (1820, 49954), (3640, 24977)]