876688150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{1361}}^1$

素因数の和:2377

約数の個数: 48

約数和(自身を含む): 1759137408

約数和(自身を除く): 882449258

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 991, 1361, 1982, 2722, 4955, 6805, 9910, 12883, 13610, 17693, 24775, 25766, 34025, 35386, 49550, 64415, 68050, 88465, 128830, 176930, 322075, 442325, 644150, 884650, 1348751, 2697502, 6743755, 13487510, 17533763, 33718775, 35067526, 67437550, 87668815, 175337630, 438344075, 876688150]

約数ペア:

[(1, 876688150), (2, 438344075), (5, 175337630), (10, 87668815), (13, 67437550), (25, 35067526), (26, 33718775), (50, 17533763), (65, 13487510), (130, 6743755), (325, 2697502), (650, 1348751), (991, 884650), (1361, 644150), (1982, 442325), (2722, 322075), (4955, 176930), (6805, 128830), (9910, 88465), (12883, 68050), (13610, 64415), (17693, 49550), (24775, 35386), (25766, 34025)]