85211820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{27847}}^1$

素因数の和:27879

約数の個数: 72

約数和(自身を含む): 273690144

約数和(自身を除く): 188478324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 27847, 55694, 83541, 111388, 139235, 167082, 250623, 278470, 334164, 417705, 473399, 501246, 556940, 835410, 946798, 1002492, 1253115, 1420197, 1670820, 1893596, 2366995, 2506230, 2840394, 4260591, 4733990, 5012460, 5680788, 7100985, 8521182, 9467980, 14201970, 17042364, 21302955, 28403940, 42605910, 85211820]

約数ペア:

[(1, 85211820), (2, 42605910), (3, 28403940), (4, 21302955), (5, 17042364), (6, 14201970), (9, 9467980), (10, 8521182), (12, 7100985), (15, 5680788), (17, 5012460), (18, 4733990), (20, 4260591), (30, 2840394), (34, 2506230), (36, 2366995), (45, 1893596), (51, 1670820), (60, 1420197), (68, 1253115), (85, 1002492), (90, 946798), (102, 835410), (153, 556940), (170, 501246), (180, 473399), (204, 417705), (255, 334164), (306, 278470), (340, 250623), (510, 167082), (612, 139235), (765, 111388), (1020, 83541), (1530, 55694), (3060, 27847)]