55140860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1277}}^1$

素因数の和:1430

約数の個数: 48

約数和(自身を含む): 123669504

約数和(自身を除く): 68528644

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 127, 170, 254, 340, 508, 635, 1270, 1277, 2159, 2540, 2554, 4318, 5108, 6385, 8636, 10795, 12770, 21590, 21709, 25540, 43180, 43418, 86836, 108545, 162179, 217090, 324358, 434180, 648716, 810895, 1621790, 2757043, 3243580, 5514086, 11028172, 13785215, 27570430, 55140860]

約数ペア:

[(1, 55140860), (2, 27570430), (4, 13785215), (5, 11028172), (10, 5514086), (17, 3243580), (20, 2757043), (34, 1621790), (68, 810895), (85, 648716), (127, 434180), (170, 324358), (254, 217090), (340, 162179), (508, 108545), (635, 86836), (1270, 43418), (1277, 43180), (2159, 25540), (2540, 21709), (2554, 21590), (4318, 12770), (5108, 10795), (6385, 8636)]